NR/RR. Set No. 2 CODE NO: NR/RR210204
|
|
- Nelson Wheeler
- 6 years ago
- Views:
Transcription
1 Set No. 2 II B.Tech I Semester Examinations,May 2011 ELECTROMAGNETIC FIELDS Electrical And Electronics Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks 1. (a) A co axial cable with inner and outer conductor radii a and b respectively have the respective voltage Va and Vb. By using Laplace equation, find E at all points. [10] (b) The construction of a paper capacitor is as follows: Aluminum foil of 100 cm 2 area is placed on both sides of paper of thickness 0.03 mm. If the dielectric constant of paper is given as 3, and its dielectric breakdown strength is 200 kv/cm, what is the rating of the capacitor? [6] 2. (a) Derive.D = ρ v from fundamentals. [8] (b) Four point charges of Q, -2Q, 3Q and 4Q are located at the corners of a square of side d. find E at center of the square. [8] 3. Derive an expression for energy density in a magnetic field and use this formula for computing energy density in a magnetic field having flux density equal to 1 Tesla. [16] 4. (a) Find an expression for the magnetic flux density at the centre of a circular current loop of radius R m and carrying a current of I amp. [10] (b) What is the flux density at the centre of square loop of 10 turns carrying current of 10 amps? The loop is in air and is 2 meters on a side. [6] 5. (a) State and prove the conditions at the boundary between two dielectrics. [10] (b) Determine the expression for the insulation resistance of a co-axial cable of length L and inner and outer radii of a and b respectively. [6] 6. (a) Show that the intensity of electric field at any point inside a hollow charged spherical conductor is zero. [6] (b) A sphere of radius a has the charge distribution ρ(r) C/m 3 which produces an electric field intensity given by, E r = A r 4, for r a, = Ar 2, for r> Where A is a constant. Find the corresponding charge distribution ρ(r). [10] 7. A square loop of wire 25 cm by 25 cm has a voltmeter (of infinite impedance) connected in series with one side. Determine the voltage induced by the meter when the loop is placed in an alternating field, the maximum intensity of which is 1 AMP per metre. The plane of the loop is perpendicular to the magnetic field varying at a frequency of 10 MHz. [16] 1
2 Set No A single-phase circuit comprises two parallel conductors A and B, each 1 cm diameter and spaced 1 m apart. The conductors carry current of +100 and -100 Amps. respectively. Determine the filed intensity at the surface of each conductor and also in space exactly midway between A and B. [16] 2
3 Set No. 4 II B.Tech I Semester Examinations,May 2011 ELECTROMAGNETIC FIELDS Electrical And Electronics Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks 1. (a) Find an expression for the magnetic flux density at the centre of a circular current loop of radius R m and carrying a current of I amp. [10] (b) What is the flux density at the centre of square loop of 10 turns carrying current of 10 amps? The loop is in air and is 2 meters on a side. [6] 2. A square loop of wire 25 cm by 25 cm has a voltmeter (of infinite impedance) connected in series with one side. Determine the voltage induced by the meter when the loop is placed in an alternating field, the maximum intensity of which is 1 AMP per metre. The plane of the loop is perpendicular to the magnetic field varying at a frequency of 10 MHz. [16] 3. Derive an expression for energy density in a magnetic field and use this formula for computing energy density in a magnetic field having flux density equal to 1 Tesla. [16] 4. (a) A co axial cable with inner and outer conductor radii a and b respectively have the respective voltage Va and Vb. By using Laplace equation, find E at all points. [10] (b) The construction of a paper capacitor is as follows: Aluminum foil of 100 cm 2 area is placed on both sides of paper of thickness 0.03 mm. If the dielectric constant of paper is given as 3, and its dielectric breakdown strength is 200 kv/cm, what is the rating of the capacitor? [6] 5. (a) Derive.D = ρ v from fundamentals. [8] (b) Four point charges of Q, -2Q, 3Q and 4Q are located at the corners of a square of side d. find E at center of the square. [8] 6. (a) Show that the intensity of electric field at any point inside a hollow charged spherical conductor is zero. [6] (b) A sphere of radius a has the charge distribution ρ(r) C/m 3 which produces an electric field intensity given by, E r = A r 4, for r a, = Ar 2, for r> Where A is a constant. Find the corresponding charge distribution ρ(r). [10] 7. (a) State and prove the conditions at the boundary between two dielectrics. [10] (b) Determine the expression for the insulation resistance of a co-axial cable of length L and inner and outer radii of a and b respectively. [6] 3
4 Set No A single-phase circuit comprises two parallel conductors A and B, each 1 cm diameter and spaced 1 m apart. The conductors carry current of +100 and -100 Amps. respectively. Determine the filed intensity at the surface of each conductor and also in space exactly midway between A and B. [16] 4
5 Set No. 1 II B.Tech I Semester Examinations,May 2011 ELECTROMAGNETIC FIELDS Electrical And Electronics Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks 1. (a) Show that the intensity of electric field at any point inside a hollow charged spherical conductor is zero. [6] (b) A sphere of radius a has the charge distribution ρ(r) C/m 3 which produces an electric field intensity given by, E r = A r 4, for r a, = Ar 2, for r> Where A is a constant. Find the corresponding charge distribution ρ(r). [10] 2. A square loop of wire 25 cm by 25 cm has a voltmeter (of infinite impedance) connected in series with one side. Determine the voltage induced by the meter when the loop is placed in an alternating field, the maximum intensity of which is 1 AMP per metre. The plane of the loop is perpendicular to the magnetic field varying at a frequency of 10 MHz. [16] 3. A single-phase circuit comprises two parallel conductors A and B, each 1 cm diameter and spaced 1 m apart. The conductors carry current of +100 and -100 Amps. respectively. Determine the filed intensity at the surface of each conductor and also in space exactly midway between A and B. [16] 4. Derive an expression for energy density in a magnetic field and use this formula for computing energy density in a magnetic field having flux density equal to 1 Tesla. [16] 5. (a) A co axial cable with inner and outer conductor radii a and b respectively have the respective voltage Va and Vb. By using Laplace equation, find E at all points. [10] (b) The construction of a paper capacitor is as follows: Aluminum foil of 100 cm 2 area is placed on both sides of paper of thickness 0.03 mm. If the dielectric constant of paper is given as 3, and its dielectric breakdown strength is 200 kv/cm, what is the rating of the capacitor? [6] 6. (a) State and prove the conditions at the boundary between two dielectrics. [10] (b) Determine the expression for the insulation resistance of a co-axial cable of length L and inner and outer radii of a and b respectively. [6] 7. (a) Find an expression for the magnetic flux density at the centre of a circular current loop of radius R m and carrying a current of I amp. [10] (b) What is the flux density at the centre of square loop of 10 turns carrying current of 10 amps? The loop is in air and is 2 meters on a side. [6] 5
6 Set No (a) Derive.D = ρ v from fundamentals. [8] (b) Four point charges of Q, -2Q, 3Q and 4Q are located at the corners of a square of side d. find E at center of the square. [8] 6
7 Set No. 3 II B.Tech I Semester Examinations,May 2011 ELECTROMAGNETIC FIELDS Electrical And Electronics Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks 1. Derive an expression for energy density in a magnetic field and use this formula for computing energy density in a magnetic field having flux density equal to 1 Tesla. [16] 2. (a) State and prove the conditions at the boundary between two dielectrics. [10] (b) Determine the expression for the insulation resistance of a co-axial cable of length L and inner and outer radii of a and b respectively. [6] 3. (a) Find an expression for the magnetic flux density at the centre of a circular current loop of radius R m and carrying a current of I amp. [10] (b) What is the flux density at the centre of square loop of 10 turns carrying current of 10 amps? The loop is in air and is 2 meters on a side. [6] 4. A single-phase circuit comprises two parallel conductors A and B, each 1 cm diameter and spaced 1 m apart. The conductors carry current of +100 and -100 Amps. respectively. Determine the filed intensity at the surface of each conductor and also in space exactly midway between A and B. [16] 5. (a) A co axial cable with inner and outer conductor radii a and b respectively have the respective voltage Va and Vb. By using Laplace equation, find E at all points. [10] (b) The construction of a paper capacitor is as follows: Aluminum foil of 100 cm 2 area is placed on both sides of paper of thickness 0.03 mm. If the dielectric constant of paper is given as 3, and its dielectric breakdown strength is 200 kv/cm, what is the rating of the capacitor? [6] 6. (a) Show that the intensity of electric field at any point inside a hollow charged spherical conductor is zero. [6] (b) A sphere of radius a has the charge distribution ρ(r) C/m 3 which produces an electric field intensity given by, E r = A r 4, for r a, = Ar 2, for r> Where A is a constant. Find the corresponding charge distribution ρ(r). [10] 7. A square loop of wire 25 cm by 25 cm has a voltmeter (of infinite impedance) connected in series with one side. Determine the voltage induced by the meter when the loop is placed in an alternating field, the maximum intensity of which is 1 AMP per metre. The plane of the loop is perpendicular to the magnetic field varying at a frequency of 10 MHz. [16] 7
8 Set No (a) Derive.D = ρ v from fundamentals. [8] (b) Four point charges of Q, -2Q, 3Q and 4Q are located at the corners of a square of side d. find E at center of the square. [8] 8
ELECTRO MAGNETIC FIELDS
SET - 1 1. a) State and explain Gauss law in differential form and also list the limitations of Guess law. b) A square sheet defined by -2 x 2m, -2 y 2m lies in the = -2m plane. The charge density on the
More informationFIRSTRANKER. 3. (a) Explain scalar magnetic potentialand give its limitations. (b) Explain the importance of vector magnetic potential.
Code No: A109210205 R09 Set No. 2 IIB.Tech I Semester Examinations,MAY 2011 ELECTRO MAGNETIC FIELDS Electrical And Electronics Engineering Time: 3 hours Max Marks: 75 Answer any FIVE Questions All Questions
More informationPhysics 2220 Fall 2010 George Williams SECOND MIDTERM - REVIEW PROBLEMS
Physics 0 Fall 010 George Williams SECOND MIDTERM - REVIEW PROBLEMS The last four problems are from last years second midterm. Solutions are available on the class web site.. There are no solutions for,
More information2014 F 2014 AI. 1. Why must electrostatic field at the surface of a charged conductor be normal to the surface at every point? Give reason.
2014 F 1. Why must electrostatic field at the surface of a charged conductor be normal to the surface at every point? Give reason. 2. Figure shows the field lines on a positive charge. Is the work done
More informationA) I B) II C) III D) IV E) V
1. A square loop of wire moves with a constant speed v from a field-free region into a region of uniform B field, as shown. Which of the five graphs correctly shows the induced current i in the loop as
More informationChapter Electrostatic Potential and Capacitance
Chapter Electrostatic Potential and Capacitance C/ 2 C/2 Ans: Q6. MockTime.com Q1. A 4µF conductor is charged to 400 volts and then its plates are joined through a resistance of 1 kω. The heat produced
More informationAMPERE'S LAW. B dl = 0
AMPERE'S LAW The figure below shows a basic result of an experiment done by Hans Christian Oersted in 1820. It shows the magnetic field produced by a current in a long, straight length of current-carrying
More informationCLASS XII WB SET A PHYSICS
PHYSICS 1. Two cylindrical straight and very long non magnetic conductors A and B, insulated from each other, carry a current I in the positive and the negative z-direction respectively. The direction
More informationDo not fill out the information below until instructed to do so! Name: Signature: Section Number:
Do not fill out the information below until instructed to do so! Name: Signature: E-mail: Section Number: No calculators are allowed in the test. Be sure to put a box around your final answers and clearly
More informationPhysics 420 Fall 2004 Quiz 1 Wednesday This quiz is worth 6 points. Be sure to show your work and label your final answers.
Quiz 1 Wednesday This quiz is worth 6 points. Be sure to show your work and label your final answers. 1. A charge q 1 = +5.0 nc is located on the y-axis, 15 µm above the origin, while another charge q
More information---------------------------------------------------------------------------------------------------------- PHYS 2326 University Physics II Class number ---------------------------------------------------------------------------------------------------------------------
More informationHomework # Physics 2 for Students of Mechanical Engineering. Part A
Homework #9 203-1-1721 Physics 2 for Students of Mechanical Engineering Part A 5. A 25-kV electron gun in a TV tube fires an electron beam having a diameter of 0.22 mm at the screen. The spot on the screen
More informationLecture 8 Multiple Choice Questions :
Lecture 8 Multiple Choice Questions : 1. A point charge -3Q lies at the centre of a conducting shell of radius 2R. The net charge on the outer surface of the shell is -3Q Zero +1.5 Q d. +3Q 2. Two identical
More informationMULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A jeweler needs to electroplate gold (atomic mass 196.97 u) onto a bracelet. He knows
More informationUNIT-I INTRODUCTION TO COORDINATE SYSTEMS AND VECTOR ALGEBRA
SIDDHARTH GROUP OF INSTITUTIONS :: PUTTUR Siddharth Nagar, Narayanavanam Road 517583 QUESTION BANK (DESCRIPTIVE) Subject with Code : EMF(16EE214) Sem: II-B.Tech & II-Sem Course & Branch: B.Tech - EEE Year
More informationA) 4 B) 3 C) 2 D) 5 E) 6
Coordinator: Saleem Rao Monday, January 01, 2018 Page: 1 Q1. A standing wave having three nodes is set up in a string fixed at both ends. If the frequency of the wave is doubled, how many antinodes will
More informationPHYSICS 2B FINAL EXAM ANSWERS WINTER QUARTER 2010 PROF. HIRSCH MARCH 18, 2010 Problems 1, 2 P 1 P 2
Problems 1, 2 P 1 P 1 P 2 The figure shows a non-conducting spherical shell of inner radius and outer radius 2 (i.e. radial thickness ) with charge uniformly distributed throughout its volume. Prob 1:
More informationNo prep assignment to do, but here are four questions anyway.
Preparation Assignments for Homework #3 Due at the start of class. Reading Assignments Please see the handouts for each lesson for the reading assignments. 3,4 February Lesson 2.5 No prep assignment to
More informationQ1. A wave travelling along a string is described by
Coordinator: Saleem Rao Wednesday, May 24, 2017 Page: 1 Q1. A wave travelling along a string is described by y( x, t) = 0.00327 sin(72.1x 2.72t) In which all numerical constants are in SI units. Find the
More informationPhysics (
Question 2.12: A charge of 8 mc is located at the origin. Calculate the work done in taking a small charge of 2 10 9 C from a point P (0, 0, 3 cm) to a point Q (0, 4 cm, 0), via a point R (0, 6 cm, 9 cm).
More information13 - ELECTROSTATICS Page 1 ( Answers at the end of all questions )
3 - ELECTROSTATICS Page ) Two point charges 8 and - are located at x = 0 and x = L respectively. The location of a point on the x axis at which the net electric field due to these two point charges is
More informationAP Physics C Electricity & Magnetism Mid Term Review
AP Physics C Electricity & Magnetism Mid Term Review 1984 37. When lighted, a 100-watt light bulb operating on a 110-volt household circuit has a resistance closest to (A) 10-2 Ω (B) 10-1 Ω (C) 1 Ω (D)
More information5) Two large metal plates are held a distance h apart, one at a potential zero, the other
Promlems 1) Find charge distribution on a grounded conducting sphere with radious R centered at the origin due to a charge q at a position (r,θ,φ) outside of the sphere. Plot the charge distribution as
More informationSecond Year Electromagnetism Summer 2018 Caroline Terquem. Vacation work: Problem set 0. Revisions
Second Year Electromagnetism Summer 2018 Caroline Terquem Vacation work: Problem set 0 Revisions At the start of the second year, you will receive the second part of the Electromagnetism course. This vacation
More informationRoll Number SET NO. 42/1
Roll Number SET NO. 4/1 INDIAN SCHOOL MUSCAT FIRST TERM EXAMINATION PHYSICS CLASS: XII Sub. Code: 04 Time Allotted: Hrs 0.04.018 Max. Marks: 70 General Instructions: 1. All questions are compulsory. There
More informationPhysics 196 Final Test Point
Physics 196 Final Test - 120 Point Name You need to complete six 5-point problems and six 10-point problems. Cross off one 5-point problem and one 10-point problem. 1. Two small silver spheres, each with
More information7. A capacitor has been charged by a D C source. What are the magnitude of conduction and displacement current, when it is fully charged?
1. In which Orientation, a dipole placed in uniform electric field is in (a) stable (b) unstable equilibrium. 2. Two point charges having equal charges separated by 1 m in distance experience a force of
More informationPhysics 208: Electricity and Magnetism Final Exam, Secs May 2003 IMPORTANT. Read these directions carefully:
Physics 208: Electricity and Magnetism Final Exam, Secs. 506 510 2 May 2003 Instructor: Dr. George R. Welch, 415 Engineering-Physics, 845-7737 Print your full name: Sign your name: Please fill in your
More informationEnergy stored in a capacitor W = \ q V. i q1. Energy density in electric field i. Equivalent capacitance of capacitors in series
The Language of Physics Cwcihor Two conductors of any size or shape carrying equal and opposite charges are called a capacitor. The charge on the capacitor is directly proportional to the potential difference
More informationPhys102 Second Major-161 Zero Version Coordinator: Dr. Naqvi Monday, December 12, 2016 Page: 1
Coordinator: Dr. Naqvi Monday, December 12, 2016 Page: 1 Q1. Two point charges, with charges q1 and q2, are placed a distance r apart. Which of the following statements is TRUE if the electric field due
More informationCurrent in a Magnetic Field Learning Outcomes. Force on a Current-Carrying Conductor
1 Current in a Magnetic Field Learning Outcomes Discuss the force on a current-carrying conductor in a magnetic field. Demonstrate this force. Solve problems about this force. Discuss applications of this
More informationConsider a point P on the line joining the two charges, as shown in the given figure.
Question 2.1: Two charges 5 10 8 C and 3 10 8 C are located 16 cm apart. At what point(s) on the line joining the two charges is the electric potential zero? Take the potential at infinity to be zero.
More informationCOURTESY IARE. Code No: R R09 Set No. 2
Code No: R09220404 R09 Set No. 2 II B.Tech II Semester Examinations,APRIL 2011 ELECTRO MAGNETIC THEORY AND TRANSMISSION LINES Common to Electronics And Telematics, Electronics And Communication Engineering,
More informationELECTRO MAGNETIC INDUCTION
ELECTRO MAGNETIC INDUCTION 1) A Circular coil is placed near a current carrying conductor. The induced current is anti clock wise when the coil is, 1. Stationary 2. Moved away from the conductor 3. Moved
More informationCapacitance, Resistance, DC Circuits
This test covers capacitance, electrical current, resistance, emf, electrical power, Ohm s Law, Kirchhoff s Rules, and RC Circuits, with some problems requiring a knowledge of basic calculus. Part I. Multiple
More informationTwo point charges, A and B, lie along a line separated by a distance L. The point x is the midpoint of their separation.
Use the following to answer question 1. Two point charges, A and B, lie along a line separated by a distance L. The point x is the midpoint of their separation. 1. Which combination of charges would yield
More informationA B C D E. 1 Two charges +Q and -3Q are placed in opposite corners of a square. The work required to move a test charge q from point A to point B is:
Slide 1 / 40 1 Two charges +Q and -3Q are placed in opposite corners of a square. The work required to move a test charge q from point to point is: dependent on the path taken from to directly proportional
More informationPhysics 2B Winter 2012 Final Exam Practice
Physics 2B Winter 2012 Final Exam Practice 1) When the distance between two charges is increased, the force between the charges A) increases directly with the square of the distance. B) increases directly
More informationINDIAN SCHOOL MUSCAT FIRST TERM EXAMINATION PHYSICS
Roll Number SET NO. General Instructions: INDIAN SCHOOL MUSCAT FIRST TERM EXAMINATION PHYSICS CLASS: XII Sub. Code: 04 Time Allotted: Hrs 0.04.08 Max. Marks: 70. All questions are compulsory. There are
More informationa. Clockwise. b. Counterclockwise. c. Out of the board. d. Into the board. e. There will be no current induced in the wire
Physics 1B Winter 2012: Final Exam For Practice Version A 1 Closed book. No work needs to be shown for multiple-choice questions. The first 10 questions are the makeup Quiz. The remaining questions are
More informationSummary: Applications of Gauss Law
Physics 2460 Electricity and Magnetism I, Fall 2006, Lecture 15 1 Summary: Applications of Gauss Law 1. Field outside of a uniformly charged sphere of radius a: 2. An infinite, uniformly charged plane
More informationKINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING QUESTION BANK
KINGS COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING QUESTION BANK SUB.NAME : ELECTROMAGNETIC FIELDS SUBJECT CODE : EC 2253 YEAR / SEMESTER : II / IV UNIT- I - STATIC ELECTRIC
More informationCHAPTER 7 ELECTRODYNAMICS
CHAPTER 7 ELECTRODYNAMICS Outlines 1. Electromotive Force 2. Electromagnetic Induction 3. Maxwell s Equations Michael Faraday James C. Maxwell 2 Summary of Electrostatics and Magnetostatics ρ/ε This semester,
More informationQ1. Ans: (1.725) =5.0 = Q2.
Coordinator: Dr. A. Naqvi Wednesday, January 11, 2017 Page: 1 Q1. Two strings, string 1 with a linear mass density of 1.75 g/m and string 2 with a linear mass density of 3.34 g/m are tied together, as
More information(D) Blv/R Counterclockwise
1. There is a counterclockwise current I in a circular loop of wire situated in an external magnetic field directed out of the page as shown above. The effect of the forces that act on this current is
More informationUNIVERSITY OF BOLTON. SCHOOL OF ENGINEERING, SPORTS and SCIENCES BENG (HONS) ELECTRICAL & ELECTRONICS ENGINEERING EXAMINATION SEMESTER /2018
ENG018 SCHOOL OF ENGINEERING, SPORTS and SCIENCES BENG (HONS) ELECTRICAL & ELECTRONICS ENGINEERING MODULE NO: EEE6002 Date: 17 January 2018 Time: 2.00 4.00 INSTRUCTIONS TO CANDIDATES: There are six questions.
More informationMagnetic Fields Due to Currents
PHYS102 Previous Exam Problems CHAPTER 29 Magnetic Fields Due to Currents Calculating the magnetic field Forces between currents Ampere s law Solenoids 1. Two long straight wires penetrate the plane of
More information1. An isolated stationary point charge produces around it. a) An electric field only. b) A magnetic field only. c) Electric as well magnetic fields.
1. An isolated stationary point charge produces around it. a) An electric field only. b) A magnetic field only. c) Electric as well magnetic fields. 2. An isolated moving point charge produces around it.
More information9-3 Inductance. * We likewise can have self inductance, were a timevarying current in a circuit induces an emf voltage within that same circuit!
/3/004 section 9_3 Inductance / 9-3 Inductance Reading Assignment: pp. 90-86 * A transformer is an example of mutual inductance, where a time-varying current in one circuit (i.e., the primary) induces
More informationPhys222 W16 Exam 2: Chapters Key. Name:
Name: Please mark your answer here and in the scantron. A positively charged particle is moving in the +y-direction when it enters a region with a uniform electric field pointing in the +y-direction. Which
More informationPHYS 241 EXAM #2 November 9, 2006
1. ( 5 points) A resistance R and a 3.9 H inductance are in series across a 60 Hz AC voltage. The voltage across the resistor is 23 V and the voltage across the inductor is 35 V. Assume that all voltages
More informationDownloaded from Downloaded from
LEVEL 1 1. How many electrons will have a total charge of 1 coulomb? 2. Find the electric field intensity due to a charge of 5 10-8 C at a point 50 cm from it in vacuum 3. An electric charge of 2 c experience
More informationPH213 Chapter 24 Solutions
PH213 Chapter 24 Solutions 24.12. IDENTIFY and S ET UP: Use the expression for derived in Example 24.4. Then use Eq. (24.1) to calculate Q. E XECUTE: (a) From Example 24.4, The conductor at higher potential
More informationo Two-wire transmission line (end view is shown, the radius of the conductors = a, the distance between the centers of the two conductors = d)
Homework 2 Due Monday, 14 June 1. There is a small number of simple conductor/dielectric configurations for which we can relatively easily find the capacitance. Students of electromagnetics should be sure
More informationAP Physics C. Electricity - Term 3
AP Physics C Electricity - Term 3 Interest Packet Term Introduction: AP Physics has been specifically designed to build on physics knowledge previously acquired for a more in depth understanding of the
More information1 P a g e h t t p s : / / w w w. c i e n o t e s. c o m / Physics (A-level)
1 P a g e h t t p s : / / w w w. c i e n o t e s. c o m / Capacitance (Chapter 18): Physics (A-level) Every capacitor has two leads, each connected to a metal plate, where in between there is an insulating
More information(a) Consider a sphere of charge with radius a and charge density ρ(r) that varies with radius as. ρ(r) = Ar n for r a
Physics 7B Midterm 2 - Fall 207 Professor R. Birgeneau Total Points: 00 ( Problems) This exam is out of 00 points. Show all your work and take particular care to explain your steps. Partial credit will
More informationPhy207 Exam II (Form1) Professor Zuo Fall Semester Signature: Name:
Phy207 Exam II (Form1) Professor Zuo Fall Semester 2015 On my honor, I have neither received nor given aid on this examination Signature: Name: #1 14 #15 ID number: Total Enter your name and Form 1 (FM1)
More information1. Voltage is how much work is being done for a charge. 2. Lightning is the electric breakdown of air by weak electric fields and is a flow of energy.
Chapters 17 and 18 Practice Problems True or False 1. Voltage is how much work is being done for a charge. 2. Lightning is the electric breakdown of air by weak electric fields and is a flow of energy.
More informationUNIVERSITY COLLEGE LONDON EXAMINATION FOR INTERNAL STUDENTS
UNIVERSITY COLLEGE LONDON University of London EXAMINATION FOR INTERNAL STUDENTS For the following qualifications..- B. Sc. M. Sci. Physics 1B26: Electricity and Magnetism COURSE CODE : PHYSIB26 UNIT VALUE
More informationMidterms and finals from previous 4 years are now posted on the website (under Exams link). Check the main course website for practice problems
Third WileyPlus homework set is posted Ch. 20: 90 and Ch. 21: 14,38 (Due today at 11:45 pm) Midterms and finals from previous 4 years are now posted on the website (under Exams link). Next week s lab:
More informationA cylinder in a magnetic field (Jackson)
Problem 1. A cylinder in a magnetic field (Jackson) A very long hollow cylinder of inner radius a and outer radius b of permeability µ is placed in an initially uniform magnetic field B o at right angles
More informationPhysics 3211: Electromagnetic Theory (Tutorial)
Question 1 a) The capacitor shown in Figure 1 consists of two parallel dielectric layers and a voltage source, V. Derive an equation for capacitance. b) Find the capacitance for the configuration of Figure
More informationSELAQUI INTERNATIONAL SCHOOL, DEHRADUN
CLASS XII Write Short Note: Q.1: Q.2: Q.3: SELAQUI INTERNATIONAL SCHOOL, DEHRADUN ELECTROSTATICS SUBJECT: PHYSICS (a) A truck carrying explosive has a metal chain touching the ground. Why? (b) Electric
More informationPhysics 102 Spring 2007: Final Exam Multiple-Choice Questions
Last Name: First Name: Physics 102 Spring 2007: Final Exam Multiple-Choice Questions 1. The circuit on the left in the figure below contains a battery of potential V and a variable resistor R V. The circuit
More informationMansfield Independent School District AP Physics C: Electricity and Magnetism Year at a Glance
Mansfield Independent School District AP Physics C: Electricity and Magnetism Year at a Glance First Six-Weeks Second Six-Weeks Third Six-Weeks Lab safety Lab practices and ethical practices Math and Calculus
More informationFIRST TERM EXAMINATION (07 SEPT 2015) Paper - PHYSICS Class XII (SET B) Time: 3hrs. MM: 70
FIRST TERM EXAMINATION (07 SEPT 205) Paper - PHYSICS Class XII (SET B) Time: 3hrs. MM: 70 Instructions:. All questions are compulsory. 2. Q.no. to 5 carry mark each. 3. Q.no. 6 to 0 carry 2 marks each.
More informationPH2200 Practice Final Exam Summer 2003
INSTRUCTIONS 1. Write your name and student identification number on the answer sheet. 2. Please cover your answer sheet at all times. 3. This is a closed book exam. You may use the PH2200 formula sheet
More informationPhys2120 Spring 2017 Practice Exam 1. Chapters Name
Name 1. Two point charges are 4 cm apart. They are moved to a new separation of 2 cm. By what factor does the resulting mutual force between them change? 2. An uncharged conductor is supported by an insulating
More informationHIGH VOLTAGE TECHNIQUES Basic Electrode Systems (3)
HIGH VOLTAGE TECHNIQES Basic Electrode Systems (3) Assistant Professor Suna BOLAT KRÖGER Eastern Mediterranean niversity Department of Electric & Electronic Engineering 1 Basic electrode systems Different
More informationcancel each other out. Thus, we only need to consider magnetic field produced by wire carrying current 2.
PC1143 2011/2012 Exam Solutions Question 1 a) Assumption: shells are conductors. Notes: the system given is a capacitor. Make use of spherical symmetry. Energy density, =. in this case means electric field
More informationE. not enough information given to decide
Q22.1 A spherical Gaussian surface (#1) encloses and is centered on a point charge +q. A second spherical Gaussian surface (#2) of the same size also encloses the charge but is not centered on it. Compared
More informationDHANALAKSHMI SRINIVASAN COLLEGE OF ENGINEERING AND TECHNOLOGY
DHANALAKSHMI SRINIVASAN COLLEGE OF ENGINEERING AND TECHNOLOGY DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING QUESTION BANK III SEMESTER EE 8391 ELECTROMAGNETIC THEORY Regulation 2017 Academic Year
More informationAP Physics C. Magnetism - Term 4
AP Physics C Magnetism - Term 4 Interest Packet Term Introduction: AP Physics has been specifically designed to build on physics knowledge previously acquired for a more in depth understanding of the world
More informationChapter 2. Engr228 Circuit Analysis. Dr Curtis Nelson
Chapter 2 Engr228 Circuit Analysis Dr Curtis Nelson Chapter 2 Objectives Understand symbols and behavior of the following circuit elements: Independent voltage and current sources; Dependent voltage and
More informationxˆ z ˆ. A second vector is given by B 2xˆ yˆ 2z ˆ.
Directions for all homework submissions Submit your work on plain-white or engineering paper (not lined notebook paper). Write each problem statement above each solution. Report answers using decimals
More informationHomework 6 solutions PHYS 212 Dr. Amir
Homework 6 solutions PHYS 1 Dr. Amir Chapter 8 18. (II) A rectangular loop of wire is placed next to a straight wire, as shown in Fig. 8 7. There is a current of.5 A in both wires. Determine the magnitude
More informationSECOND PUBLIC EXAMINATION. Honour School of Physics and Philosophy Part A A2P: ELECTROMAGNETISM. Tuesday June 2012, 2.30 pm 4.
XPHA 4279 SECOND PUBIC EXAMINATION Honour School of Physics and Philosophy Part A A2P: EECTROMAGNETISM Tuesday June 2012, 2.30 pm 4.10 pm Time allowed: 1 hour 40 minutes Answer all of Section A and two
More informationClassical Electromagnetism
Classical Electromagnetism Workbook David Michael Judd Problems for Chapter 33 1.) Determine the number of electrons in a pure sample of copper if the sample has a mass of M Cu = 0.00250 kg. The molecular
More informationELECTRICITY AND MAGNETISM
ELECTRICITY AND MAGNETISM Chapter 1. Electric Fields 1.1 Introduction 1.2 Triboelectric Effect 1.3 Experiments with Pith Balls 1.4 Experiments with a Gold-leaf Electroscope 1.5 Coulomb s Law 1.6 Electric
More informationExam IV, Magnetism May 1 st, Exam IV, Magnetism
Exam IV, Magnetism Prof. Maurik Holtrop Department of Physics PHYS 408 University of New Hampshire March 27 th, 2003 Name: Student # NOTE: There are 4 questions. You have until 9 pm to finish. You must
More informationr where the electric constant
1.0 ELECTROSTATICS At the end of this topic, students will be able to: 10 1.1 Coulomb s law a) Explain the concepts of electrons, protons, charged objects, charged up, gaining charge, losing charge, charging
More informationElectrostatics. 4πε 2) + Q / 2 4) 4 Q
Two spheres A and B of radius a and b respectively are at the same potential The ratio of the surface charge density of A to B is: ) a / b ) b / a a / b b / a Two free protons are separated by a distance
More informationf n+2 f n = 2 = = 40 H z
Coordinator: Dr.I.M.Nasser Monday, May 18, 2015 Page: 1 Q1. Q2. One end of a stretched string vibrates with a period of 1.5 s. This results in a wave propagating at a speed of 8.0 m/s along the string.
More informationPhysics 2220 Fall 2010 George Williams THIRD MIDTERM - REVIEW PROBLEMS
Physics 2220 Fall 2010 George Williams THIRD MIDTERM - REVIEW PROBLEMS Solution sets are available on the course web site. A data sheet is provided. Problems marked by "*" do not have solutions. 1. An
More informationGood Luck! Mlanie LaRoche-Boisvert - Electromagnetism Electromagnetism and Optics - Winter PH. Electromagnetism and Optics - Winter PH
1 Notes: 1. To submit a problem, just click the Submit button under it. The Submit All button is not necessary. 2. A problem accepted as correct by CAPA will be highlighted in green. Once you see this,
More informationTECHNO INDIA BATANAGAR
TECHNO INDIA BATANAGAR ( DEPARTMENT OF ELECTRONICS & COMMUNICATION ENGINEERING) QUESTION BANK- 2018 1.Vector Calculus Assistant Professor 9432183958.mukherjee@tib.edu.in 1. When the operator operates on
More informationPRACTICE EXAM 1 for Midterm 2
PRACTICE EXAM 1 for Midterm 2 Multiple Choice Questions 1) The figure shows three identical lightbulbs connected to a battery having a constant voltage across its terminals. What happens to the brightness
More informationFísica Básica Experimental I Cuestiones Tema VII. Electrostática. Soluciones incluidas. 1.
1. A cubical surface with no charge enclosed and with sides 2.0 m long is oriented with right and left faces perpendicular to a uniform electric field E of (1.6 10 5 N/C) î. The net electric flux E through
More informationPHY 131 Review Session Fall 2015 PART 1:
PHY 131 Review Session Fall 2015 PART 1: 1. Consider the electric field from a point charge. As you move farther away from the point charge, the electric field decreases at a rate of 1/r 2 with r being
More informationPHYS 102 SECOND MAJOR EXAM TERM 011
PHYS 102 SECOND MAJOR EXAM TERM 011 * QUESTION NO: 1 An infinite non-conducting sheet has a surface charge density 0.10*10**(-6) C/m**2 on one side. How far apart are equipotential surfaces whose potentials
More informationClass XII- Physics - Assignment Topic: - Magnetic Effect of Current
LJPS Gurgaon 1. An electron beam projected along +X axis, experiences a force due to a magnetic field along +Y axis. What is the direction of the magnetic field? Class XII- Physics - Assignment Topic:
More informationW05D1 Conductors and Insulators Capacitance & Capacitors Energy Stored in Capacitors
W05D1 Conductors and Insulators Capacitance & Capacitors Energy Stored in Capacitors W05D1 Reading Assignment Course Notes: Sections 3.3, 4.5, 5.1-5.4 1 Outline Conductors and Insulators Conductors as
More informationA half submerged metal sphere (UIC comprehensive
Problem 1. exam) A half submerged metal sphere (UIC comprehensive A very light neutral hollow metal spherical shell of mass m and radius a is slightly submerged by a distance b a below the surface of a
More informationPhys102 Second Major-181 Zero Version Coordinator: Kunwar, S Monday, November 19, 2018 Page: 1
Coordinator: Kunwar, S Monday, November 19, 2018 Page: 1 Q1. A neutral metal ball is suspended by a vertical string. When a positively charged insulating rod is placed near the ball (without touching),
More informationPhysics 227 Final Exam December 18, 2007 Prof. Coleman and Prof. Rabe. Useful Information. Your name sticker. with exam code
Your name sticker with exam code Physics 227 Final Exam December 18, 2007 Prof. Coleman and Prof. Rabe SIGNATURE: 1. The exam will last from 4:00 p.m. to 7:00 p.m. Use a #2 pencil to make entries on the
More informationElectrostatics Previous Questions (AIPMT). An electric dipole of moment p is placed in an electric field of intensity E. The dipole acuires a position such that the axis of the dipole makes an angle θ
More informationPHYS102 Previous Exam Problems. Electric Potential
PHYS102 Previous Exam Problems CHAPTER 24 Electric Potential Electric potential energy of a point charge Calculating electric potential from electric field Electric potential of point charges Calculating
More informationAmpere s Law. Outline. Objectives. BEE-Lecture Notes Anurag Srivastava 1
Outline Introduce as an analogy to Gauss Law. Define. Applications of. Objectives Recognise to be analogous to Gauss Law. Recognise similar concepts: (1) draw an imaginary shape enclosing the current carrying
More informationAP Physics C Mechanics Objectives
AP Physics C Mechanics Objectives I. KINEMATICS A. Motion in One Dimension 1. The relationships among position, velocity and acceleration a. Given a graph of position vs. time, identify or sketch a graph
More information