Sample Test 3. STUDENT NAME: STUDENT id #:
|
|
- Bruce Williams
- 6 years ago
- Views:
Transcription
1 GENERAL PHYSICS PH -3A (Dr. S. Mirv) Test 3 (/7/07) ke Smple Test 3 STUDENT NAME: STUDENT id #: ALL QUESTIONS ARE WORTH 0 POINTS. WORK OUT FIVE PROBLEMS. NOTE: Clerl write ut slutins nd nswers (circle the nswers) b sectin r ech prt (., b., c., etc.) Imprtnt Frmuls:. Mtin lng stright line with cnstnt ccelertin v ver. speed = [dist. tken]/[time trv.]=s/t; v ver.vel. = /t; v ins =d/t; ver. = v ver. vel. /t; = dv/t; v = v + t; = /(v +v)t; = v t + / t ; v = v + (i =0 t t =0). Free ll mtin (with psitive directin ) g = 9.80 m/s ; = v ver. t v ver. = (v+v )/; v = v - gt; = v t - / g t ; v = v g (i =0 t t =0) 3. Mtin in plne v = v cs; v = v sin; = v t+ / t ; = v t + / t ; v = v + t; v = v + t; 4. Prjectile mtin (with psitive directin ) v = v = v cs; = v t; m = ( v sin cs)/g = (v sin)/g r in = in ; v = v - gt = v sin - gt; = v t - / gt ; 5. Unirm circulr Mtin =v /r, T=r/v 6. Reltive mtin v P A v P B v B A PA PB 7. Cmpnent methd vectr dditin
2 A = A + A ; A = A + A nd A = A + A ; A A A ; = tn - A /A ; The sclr prduct A b = b c s b ( ˆ ˆ ˆ) ( ˆ ˆ ˆ i j zk b i b j b zk ) b = b b zb z The vectr prduct b ( ˆ ˆ ˆ) ( ˆ ˆ ˆ i j zk b i b j b zk ) iˆ ˆj kˆ z ˆ ˆ z ˆ b b z i j k b b z b b b z b b b b z ( b b ) iˆ ( b b ) ˆj ( b b ) kˆ z z z z. Secnd Newtn s Lw m=f net ;. Kinetic rictin k = k N; 3. Sttic rictin s = s N; 4. Universl Lw Grvittin: F=GMm/r ; G= Nm /kg ; 5. Drg ceicient D C A v 6. Terminl speed v t mg C A 7. Centripetl rce: F c =mv /r 8. Speed the stellite in circulr rbit: v =GM E /r 9. The wrk dne b cnstnt rce cting n n bject: W F d cs F d 0. Kinetic energ: K mv. Ttl mechnicl energ: E=K+U. The wrk-energ therem: W=K -K ; W nc =K+U=E -E 3. The principle cnservtin mechnicl energ: when W nc =0, E =E 4. Wrk dne b the grvittinl rce: W m g d cs g
3 . Wrk dne in Liting nd Lwering the bject: K K K W W ; i K K ; W W i g i g. Spring Frce: F k (H k's lw ) 3. Wrk dne b spring rce: W k k ; i 0 nd ; W k s i i s 4. Wrk dne b vrible rce: W F ( ) d W d W 5. Pwer: P vg ; P ; P F v cs F v t d t 6. Ptentil energ: U W ; U F ( ) d 7. Grvittinl Ptentil Energ: U m g ( ) m g ; i 0 n d U 0 ; U ( ) m g i i i i i 8. Elstic ptentil Energ: U ( ) k 9. Ptentil energ curves: du ( ) F ( ) ; K ( ) E m e c U ( ) d 0. Wrk dne n sstem b n eternl rce: F ric ti n is n t in v lv e d W h e n k in e tic ric ti n rc e c ts w ith in th e s ste m E d th k W E K U m e c W E E m e c th. Cnservtin energ: W E E E E m e c th r islted sstem (W =0) E E E 0 in t m e c th in t E. Pwer: P vg ; t P de d t ; 3. Center mss: r m r n i i M i 4. Newtns Secnd Lw r sstem prticles: F net M
4 . Liner Mmentum nd Newtn s Secnd lw r sstem prticles: P M v nd F net dp dt t. Cllisin nd impulse: J F ( t ) d t; J F t; t i vg when strem bdies with mss m nd n n m speed v, cllides with bd whse psitin is ied F vg p m v v t t t Impulse-Liner Mmentum Therem: p p i J 3. Lw Cnservtin Liner mmentum: P P r clsed, islted sstem 4. Inelstic cllisin in ne dimensin: p p p p i i i 5. Mtin the Center Mss: The center mss clsed, islted sstem tw clliding bdies is nt ected b cllisin. 6. Elstic Cllisin in One Dimensin: m m v v ; v m v i i m m m m 7. Cllisin in Tw Dimensins: p p p p ; p p p p i i i i 8. Vrible-mss sstem: Rv rel v v v M (irst rcket equtin) i r e l M i ln (secnd rcket equtin) M S 9. Angulr Psitin: (rdin m esure) r 0. Angulr Displcement: (p sitiv e r c u n terclc k w ise r ttin ) d. Angulr velcit nd speed: vg ; (p sitive r c u n tercl ck w ise rtti n ) t d t. Angulr ccelertin: vg ; t d d t
5 t ( ) t. ngulr ccelertin: t t ( ) t t. Liner nd ngulr vribles relted: I r d m v r s r ; v r ; t r ; r r ; T r v 3. Rttinl Kinetic Energ nd Rttinl Inerti: K I ; I m iri r bd s sstem discrete prticles; r b d w ith c n tin u u sl d istrib u te d m ss. 4. The prllel es therem: I I M h 5. Trque: rf r F rf sin t 6. Newtn s secnd lw in ngulr rm: net I 7. Wrk nd Rttinl Kinetic Energ: W d ; W ( ) r cnst; i i dw P K K K I I W dt ; i i w rk e n e rg th e re m r r t tin g b d ie s v R K I m v 8. Rlling bdies: R g sin I / M R r r llin g sm th l d w n th e r m p 9. Trque s vectr: r F ; rf sin rf r F
6 . Angulr Mmentum prticle:. Newtn s Secnd lw in Angulr Frm: net l r p m( r v); l rmvsin rp rmv r p r mv 3. Angulr mmentum sstem prticles: dl dt L net et n l i i 4. Angulr Mmentum Rigid Bd: L I 5. Cnservtin Angulr Mmentum: Li L (islted sstem) Fnet 0; net 0 6. Sttic equilibrium: i ll the rces lie in plne F 0; F 0; 0 7. Elstic Mduli: stress=mdulus strin dl dt net, net, net, z F L 8. Tensin nd Cmpressin: E, E is the Yung's mdulus A L F L 9. Shering: G, G is the sher mdulus A L V 0. Hdrulic Stress: p B, B is the bulk mdulus V
7 +. At the sme instnt tht 0.50-kg bll is drpped rm 5m bve Erth, secnd bll, with mss 0.5 kg, is thrwn stright upwrd rm Erth's surce with n initil speed 5m/s. The mve lng nerb lines nd pss ech ther withut clliding. Wht is the height bve Erth's surce the center mss the tw-bll sstem t the end.0 s? m v =0 =5m v =5 m/s m 5.4m 0.4m t=0 t=.0s ( ) Find inl crdinte the bll ter.0 s. gt t 5 5.4m (b) Find inl crdinte the bll ter.0 s gt 9.8 vt 5 0.4m (c) Find crdinte the center mss tw blls m m (0.5)(5.4) (0.5)(0.4) 7.m m m ( )
8 . Tw skters with msses 00 kg nd 60 kg, respectivel, stnd 0.0 m prt; ech hlds ne end piece rpe. I the pull themselves lng the rpe until the meet, hw r des ech skter trvel? (Neglect rictin) 00kg 0m 60kg 0 + ( ) Since tw scters represent n islted sstem nd initill theu re t rest their center mss will be t rest nd the will meet t the center mss m m m m (00)(0) (60)(0) m 3.8m (b) The 00 kg skter mves 3.75 m (c) The 60 kg skter mves =6.5m=6.m
9 3. A kg blck wd rests n lng tbletp. A 5 g bullet mving hrizntll with speed 50 m/s is sht int the blck nd sticks in it. The blck then slides 70 cm lng the tble nd stps. () ind the speed the blck just ter impct. (b) ind the rictin rce between blck nd tble. v v 0 =0 m m.7 m () Cnsider inelstic bullet-blck cllisin. At the instnt cllisn bullet-blck sstem is islted, hence, we cn use lw cnservtin liner mmentum t describe the cllisin mv mv 0 0 mv 0mv 0 (0.005)(50) ()(0) ( mm) v; v m/ s ( m m ) (0.005 ) (b) Clculte wrk dne b the net rce n blck-bullet sstem during its mtin lng the tble There re 3 rces cting n ur sstem: Weight, Nrml rectin, nd kineti rictin. Onl kinetic rictin rce will perrm nn zer wrk. W (c) Mtin blck-bullet sstem ter the cllisin cn be described b wrk-energ therem net S ( m m ) v ( m m ) v (0.005 )(0.374) S (.70) Wnet K Ki ks 0 k 50 N k
10 4. The impct the hed gl club n gl bll cn be pprimtel regrded s n elstic cllisin. The mss the hed the gl club is 0.5 kg. The speed the club bere the cllisin is 46 m/s. The bll cquires speed 70 m/s ter the cllisin. The gl club nd bll re in cntct r but 0.5 ms. ) Wht must be the mss the bll? b) Wht is the verge rce eerted b the club n the bll? () Fr elstic gl club-bll cllisin mc m m mv (0.5)(46) c ci mb v m b c kg 70 v b c b v ci P P P (0.047)(70) 0 ( ) t t b bi bfvg N N
11 5.
12 6. Je is pinting the lr his bsement using pint rller. The rller hs mss.4 kg nd rdius 3.8 cm. In rlling the rller crss the lr Je pplies rce F=6N directed t n ngle 35% s shwn. Ignring the mss the rller hndle, wht is the mgnitude the ngulr ccelertin the rller? F 35 N () nd Newtn lw is: s Fsin m ( b) nd Newtn Lw r rttin but : R I (c) recll the reltinship between nd : R; I ( d) substitute eq.(b) nd (c) in (): Fsin mr; R F sin F sin F sin (6)sin 35 I mr mr mr 3mR 3(.4)(0.038) R rd 67 s s s mg F
13 7. A hp (I h =MR ), unirm disk (I d =/MR ), nd unirm sphere (I s =/5MR ), ll with the sme mss nd uter rdius, strt with the sme speed nd rll withut sliding up identicl inclines. Rnk the bjects ccrding t hw high the g, lest t gretest. ( )During rlling up the incline mtin the mechnicl energ the hp-erth, disk-erth, nd sphere-erth sstems is cnserved since )rictinl rce des nt trnser n energ t therml energ becuse the bjects d nt slide; ) nrml rce is perpendiculr t the pss; 3) grvittinl rce is cnservtive ne. I Mv 00Mgh ( b) secnd term is the sme r ll ur bjects, is ls the sme, the lrger I the lrger mimum height h reched b the bject. rm lest t gretest in terms height ttined: sphere, disk, hp.
14
15 9. A unirm seesw length 6 m hs tw ungsters weights w =700N nd w =400 N sitting n the ends. Find the prper lctin the pivt r the seesw t be just in blnce, i () the weight the seesw cn be ignred (b) the seesw weighs Mg=300N 6 m w Mg ( ) Use nd cnditin equilibrium: WW(6 ) 0; 6W 6(400) W W m w ( b)use nd cnditin equilibrium: WMg(3 ) W(6 ) 0; 6W 3Mg 6(400) 3(300) W W Mg m
GENERAL PHYSICS PH 221-1D (Dr. S. Mirov) Test 4 (Sample) ALL QUESTIONS ARE WORTH 20 POINTS. WORK OUT FIVE PROBLEMS.
GENERAL PHYSICS PH -D (Dr. S. Mirv) Test 4 (Sple) STUDENT NAME: Ke STUDENT id #: -------------------------------------------------------------------------------------------------------------------------------------------
More informationSample Test 3. STUDENT NAME: STUDENT id #:
GENERAL PHYSICS PH -3A (Dr. S. Mirv) Test 3 (/7/07) ke Sample Test 3 STUDENT NAME: STUDENT id #: -------------------------------------------------------------------------------------------------------------------------------------------
More informationWYSE Academic Challenge Regional Physics 2008 SOLUTION SET
WYSE cdemic Chllenge eginl 008 SOLUTION SET. Crrect nswer: E. Since the blck is mving lng circulr rc when it is t pint Y, it hs centripetl ccelertin which is in the directin lbeled c. Hwever, the blck
More informationAnnouncements. 30 o. The pumpkin is on the left and the watermelon is on the right. The picture on page 138 is better.
Annuncements Em 1 is ne eek. Ems frm revius semesters hve been sted n the ebsite. HITT quiz slutins re sted n ebsite. Td e ill finish Chter 4 nd begin Chter 5. ill st Em 1 brekdn nd revie mteril. Lk fr
More informationPhys101 Final Code: 1 Term: 132 Wednesday, May 21, 2014 Page: 1
Phys101 Final Cde: 1 Term: 1 Wednesday, May 1, 014 Page: 1 Q1. A car accelerates at.0 m/s alng a straight rad. It passes tw marks that are 0 m apart at times t = 4.0 s and t = 5.0 s. Find the car s velcity
More informationPhys101 Second Major-061 Zero Version Coordinator: AbdelMonem Saturday, December 09, 2006 Page: 1
Crdinatr: AbdelMnem Saturday, December 09, 006 Page: Q. A 6 kg crate falls frm rest frm a height f.0 m nt a spring scale with a spring cnstant f.74 0 3 N/m. Find the maximum distance the spring is cmpressed.
More informationWork, Energy, and Power
rk, Energy, and Pwer Physics 1 There are many different TYPES f Energy. Energy is expressed in JOULES (J 419J 4.19 1 calrie Energy can be expressed mre specifically by using the term ORK( rk The Scalar
More informationQ x = cos 1 30 = 53.1 South
Crdinatr: Dr. G. Khattak Thursday, August 0, 01 Page 1 Q1. A particle mves in ne dimensin such that its psitin x(t) as a functin f time t is given by x(t) =.0 + 7 t t, where t is in secnds and x(t) is
More informationCHAPTER 6 WORK AND ENERGY
CHAPTER 6 WORK AND ENERGY CONCEPTUAL QUESTIONS 16. REASONING AND SOLUTION A trapeze artist, starting rm rest, swings dwnward n the bar, lets g at the bttm the swing, and alls reely t the net. An assistant,
More informationKinetics of Particles. Chapter 3
Kinetics f Particles Chapter 3 1 Kinetics f Particles It is the study f the relatins existing between the frces acting n bdy, the mass f the bdy, and the mtin f the bdy. It is the study f the relatin between
More informationPhysics 102. Final Examination. Spring Semester ( ) P M. Fundamental constants. n = 10P
ε µ0 N mp M G T Kuwit University hysics Deprtment hysics 0 Finl Exmintin Spring Semester (0-0) My, 0 Time: 5:00 M :00 M Nme.Student N Sectin N nstructrs: Drs. bdelkrim, frsheh, Dvis, Kkj, Ljk, Mrfi, ichler,
More informationPH2200 Practice Exam I Summer 2003
PH00 Prctice Exm I Summer 003 INSTRUCTIONS. Write yur nme nd student identifictin number n the nswer sheet.. Plese cver yur nswer sheet t ll times. 3. This is clsed bk exm. Yu my use the PH00 frmul sheet
More informationSolutions to Problems. Then, using the formula for the speed in a parabolic orbit (equation ), we have
Slutins t Prblems. Nttin: V speed f cmet immeditely befre cllisin. V speed f cmbined bject immeditely fter cllisin, mmentum is cnserved. V, becuse liner + k q perihelin distnce f riginl prblic rbit, s
More informationAs we have already discussed, all the objects have the same absolute value of
Lecture 3 Prjectile Mtin Lst time we were tlkin but tw-dimensinl mtin nd intrduced ll imprtnt chrcteristics f this mtin, such s psitin, displcement, elcit nd ccelertin Nw let us see hw ll these thins re
More informationf = µ mg = kg 9.8m/s = 15.7N. Since this is more than the applied
Phsics 141H lutins r Hmewrk et #5 Chapter 5: Multiple chice: 8) (a) he maimum rce eerted b static rictin is µ N. ince the blck is resting n a level surace, N = mg. the maimum rictinal rce is ( ) ( ) (
More informationExample 1. A robot has a mass of 60 kg. How much does that robot weigh sitting on the earth at sea level? Given: m. Find: Relationships: W
Eample 1 rbt has a mass f 60 kg. Hw much des that rbt weigh sitting n the earth at sea level? Given: m Rbt = 60 kg ind: Rbt Relatinships: Slutin: Rbt =589 N = mg, g = 9.81 m/s Rbt = mrbt g = 60 9. 81 =
More informationChapter 5: Force and Motion I-a
Chapter 5: rce and Mtin I-a rce is the interactin between bjects is a vectr causes acceleratin Net frce: vectr sum f all the frces n an bject. v v N v v v v v ttal net = i = + + 3 + 4 i= Envirnment respnse
More informationHonors Physics Final Review Summary
Hnrs Physics Final Review Summary Wrk Dne By A Cnstant Frce: Wrk describes a frce s tendency t change the speed f an bject. Wrk is dne nly when an bject mves in respnse t a frce, and a cmpnent f the frce
More informationChapter 3 Kinematics in Two Dimensions; Vectors
Chapter 3 Kinematics in Tw Dimensins; Vectrs Vectrs and Scalars Additin f Vectrs Graphical Methds (One and Tw- Dimensin) Multiplicatin f a Vectr b a Scalar Subtractin f Vectrs Graphical Methds Adding Vectrs
More informationStudy Guide Physics Pre-Comp 2013
I. Scientific Measurement Metric Units S.I. English Length Meter (m) Feet (ft.) Mass Kilgram (kg) Pund (lb.) Weight Newtn (N) Ounce (z.) r pund (lb.) Time Secnds (s) Secnds (s) Vlume Liter (L) Galln (gal)
More informationg r mg sin HKPhO 香港物理奧林匹克 2014 Multiple Choices:
Multiple Chices: HKPhO 香港物理奧林匹克 04. Answer: A r D. The phne is min t cnstnt elcity. The nly frce ctin n the phne is the erth rity. Remrk: The nswer is D. Hweer, since the questin sks fr "instntneus sclr
More informationSolution to HW14 Fall-2002
Slutin t HW14 Fall-2002 CJ5 10.CQ.003. REASONING AND SOLUTION Figures 10.11 and 10.14 shw the velcity and the acceleratin, respectively, the shadw a ball that underges unirm circular mtin. The shadw underges
More informationPhys101 First Major-131 Zero Version Coordinator: Dr. A. A. Naqvi Wednesday, September 25, 2013 Page: 1
Phys11 First Majr-11 Zer Versin Crdinatr: Dr. A. A. Naqvi Wednesday, September 5, 1 Page: 1 Q1. Cnsider tw unifrm slid spheres A and B made f the same material and having radii r A and r B, respectively.
More informationCHAPTER 8b Static Equilibrium Units
CHAPTER 8b Static Equilibrium Units The Cnditins fr Equilibrium Slving Statics Prblems Stability and Balance Elasticity; Stress and Strain The Cnditins fr Equilibrium An bject with frces acting n it, but
More informationi-clicker i-clicker Newton s Laws of Motion First Exam Coming Up! Components of Equation of Motion
First Eam Cming Up! Sunda, 1 Octber 6:10 7:30 PM. Lcatins t be psted nline. Yes this is a Sunda! There will be 17 questins n eam. If u have a legitimate cnflict, u must ask Prf. Shapir b Oct. 8 fr permissin
More informationPhysic 231 Lecture 12
Physic 3 Lecture Main pints last lecture: Cnservative rces and the Cnservatin energy: + P + P Varying rces ptential energy a spring P x Main pints tday s lecture: Wr, energy and nncnservative rces: W Pwer
More informationQ1. A string of length L is fixed at both ends. Which one of the following is NOT a possible wavelength for standing waves on this string?
Term: 111 Thursday, January 05, 2012 Page: 1 Q1. A string f length L is fixed at bth ends. Which ne f the fllwing is NOT a pssible wavelength fr standing waves n this string? Q2. λ n = 2L n = A) 4L B)
More informationYeu-Sheng Paul Shiue, Ph.D 薛宇盛 Professor and Chair Mechanical Engineering Department Christian Brothers University 650 East Parkway South Memphis, TN
Yeu-Sheng Paul Shiue, Ph.D 薛宇盛 Prfessr and Chair Mechanical Engineering Department Christian Brthers University 650 East Parkway Suth Memphis, TN 38104 Office: (901) 321-3424 Rm: N-110 Fax : (901) 321-3402
More informationME 236 Engineering Mechanics I Test #4 Solution
ME 36 Enineein Mechnics I est #4 Slutin Dte: id, M 14, 4 ie: 8:-1: inutes Instuctins: vein hptes 1-13 f the tetbk, clsed-bk test, clcults llwed. 1 (4% blck ves utwd ln the slt in the pltf with speed f
More information12/01/10. STUDENT NAME: STUDENT id #: NOTE: Clearly write out solutions and answers (circle the answers) by section for each part (a., b., c., etc.
GENERAL PHYSICS PH -3A (Dr. S. Mirv) Tet 4 (/03/07) Key /0/0 STUDENT NAME: STUDENT id #: -------------------------------------------------------------------------------------------------------------------------------------------
More informationJURONG JUNIOR COLLEGE
JURONG JUNIOR COLLEGE 2010 JC1 H1 8866 hysics utoril : Dynmics Lerning Outcomes Sub-topic utoril Questions Newton's lws of motion 1 1 st Lw, b, e f 2 nd Lw, including drwing FBDs nd solving problems by
More informationALGEBRA 2/TRIGONMETRY TOPIC REVIEW QUARTER 3 LOGS
ALGEBRA /TRIGONMETRY TOPIC REVIEW QUARTER LOGS Cnverting frm Epnentil frm t Lgrithmic frm: E B N Lg BN E Americn Ben t French Lg Ben-n Lg Prperties: Lg Prperties lg (y) lg + lg y lg y lg lg y lg () lg
More informationFULL MECHANICS SOLUTION
FULL MECHANICS SOLUION. m 3 3 3 f For long the tngentil direction m 3g cos 3 sin 3 f N m 3g sin 3 cos3 from soling 3. ( N 4) ( N 8) N gsin 3. = ut + t = ut g sin cos t u t = gsin cos = 4 5 5 = s] 3 4 o
More informationPhy 213: General Physics III 6/14/2007 Chapter 28 Worksheet 1
Ph 13: General Phsics III 6/14/007 Chapter 8 Wrksheet 1 Magnetic Fields & Frce 1. A pint charge, q= 510 C and m=110-3 m kg, travels with a velcit f: v = 30 ˆ s i then enters a magnetic field: = 110 T ˆj.
More informationPHYS 219 Spring semester Lecture 02: Coulomb s Law how point charges interact. Ron Reifenberger Birck Nanotechnology Center Purdue University
PHYS 19 Spring semester 016 Lecture 0: Culmb s Law hw pint charges interact Rn Reifenberger Birck Nantechnlg Center Purdue Universit Lecture 0 1 Earl Develpments in Electrstatics Tw f the ur rces in Nature:
More informationME 141. Lecture 10: Kinetics of particles: Newton s 2 nd Law
ME 141 Engineering Mechnics Lecture 10: Kinetics of prticles: Newton s nd Lw Ahmd Shhedi Shkil Lecturer, Dept. of Mechnicl Engg, BUET E-mil: sshkil@me.buet.c.bd, shkil6791@gmil.com Website: techer.buet.c.bd/sshkil
More informationAP Physics Kinematic Wrap Up
AP Physics Kinematic Wrap Up S what d yu need t knw abut this mtin in tw-dimensin stuff t get a gd scre n the ld AP Physics Test? First ff, here are the equatins that yu ll have t wrk with: v v at x x
More informationQ1. In figure 1, Q = 60 µc, q = 20 µc, a = 3.0 m, and b = 4.0 m. Calculate the total electric force on q due to the other 2 charges.
Phys10 Secnd Majr-08 Zer Versin Crdinatr: Dr. I. M. Nasser Saturday, May 3, 009 Page: 1 Q1. In figure 1, Q = 60 µc, q = 0 µc, a = 3.0 m, and b = 4.0 m. Calculate the ttal electric frce n q due t the ther
More informationStudy Guide: PS. 10 Motion, Forces, Work & Simple Machines DESCRIBING MOTION SPEED
DESCRIBING MOTION Distance: hw far smething has mved; SI unit meters (m) Reference pint: nn-mving bject used as a cmparisn pint t detect an bject s mtin. Displacement: the distance between the starting
More informationForces from Strings Under Tension A string under tension medites force: the mgnitude of the force from section of string is the tension T nd the direc
Physics 170 Summry of Results from Lecture Kinemticl Vribles The position vector ~r(t) cn be resolved into its Crtesin components: ~r(t) =x(t)^i + y(t)^j + z(t)^k. Rtes of Chnge Velocity ~v(t) = d~r(t)=
More informationPhysics Honors. Final Exam Review Free Response Problems
Physics Honors inl Exm Review ree Response Problems m t m h 1. A 40 kg mss is pulled cross frictionless tble by string which goes over the pulley nd is connected to 20 kg mss.. Drw free body digrm, indicting
More informationCorrect answer: 0 m/s 2. Explanation: 8 N
Version 001 HW#3 - orces rts (00223) 1 his print-out should hve 15 questions. Multiple-choice questions my continue on the next column or pge find ll choices before nswering. Angled orce on Block 01 001
More informationConceptual Dynamics SDC. An Interactive Text and Workbook. Kirstie Plantenberg Richard Hill. Better Textbooks. Lower Prices.
Cnceptual Dynamics An Interactive Text and Wrkbk Kirstie Plantenberg Richard Hill SDC P U B L I C AT I O N S Better Textbks. Lwer Prices. www.sdcpublicatins.cm Pwered by TCPDF (www.tcpdf.rg) Visit the
More informationChapter 4 Motion in Two and Three Dimensions
Chpte 4 Mtin in Tw nd Thee Dimensins In this chpte we will cntinue t stud the mtin f bjects withut the estictin we put in chpte t me ln stiht line. Insted we will cnside mtin in plne (tw dimensinl mtin)
More informationPhys102 Second Major-102 Zero Version Coordinator: Al-Shukri Thursday, May 05, 2011 Page: 1
Crdinatr: Al-Shukri Thursday, May 05, 2011 Page: 1 1. Particles A and B are electrically neutral and are separated by 5.0 μm. If 5.0 x 10 6 electrns are transferred frm particle A t particle B, the magnitude
More information= m. Suppose the speed of a wave on a string is given by v = Κ τμ
Phys101 First Majr-11 Zer Versin Sunday, Octber 07, 01 Page: 1 Q1. Find the mass f a slid cylinder f cpper with a radius f 5.00 cm and a height f 10.0 inches if the density f cpper is 8.90 g/cm 3 (1 inch
More informationQ1. A) 48 m/s B) 17 m/s C) 22 m/s D) 66 m/s E) 53 m/s. Ans: = 84.0 Q2.
Phys10 Final-133 Zer Versin Crdinatr: A.A.Naqvi Wednesday, August 13, 014 Page: 1 Q1. A string, f length 0.75 m and fixed at bth ends, is vibrating in its fundamental mde. The maximum transverse speed
More informationPreview, Review Summary - University Physics I Dr. Hulan E. Jack Jr U 7. Newton's Laws of Motion
56 Preview, Review Summry - University Physics I 4444444444444444444444444444444444444U 7. Newtn's Lws f Mtin Objectives T lern vi experiment nd thery 1. fr bth Liner nd Rttinl mtins 2. the nture f rces
More informationSample Test 2. GENERAL PHYSICS PH 221-3A (Dr. S. Mirov) Test 2 (10/10/07) ALL QUESTIONS ARE WORTH 20 POINTS. WORK OUT FIVE PROBLEMS.
GENERAL PHYSICS PH -3A (Dr. S. Mirov) Test (0/0/07) Sample Test STUDENT NAME: _Key STUDENT id #: -------------------------------------------------------------------------------------------------------------------------------------------
More informationPhysics 105 Exam 2 10/31/2008 Name A
Physics 105 Exm 2 10/31/2008 Nme_ A As student t NJIT I will conduct myself in professionl mnner nd will comply with the proisions of the NJIT Acdemic Honor Code. I lso understnd tht I must subscribe to
More information5.1 Properties of Inverse Trigonometric Functions.
Inverse Trignmetricl Functins The inverse f functin f( ) f ( ) f : A B eists if f is ne-ne nt ie, ijectin nd is given Cnsider the e functin with dmin R nd rnge [, ] Clerl this functin is nt ijectin nd
More informationNumerical Problems With Solutions(STD:-XI)
Numericl Problems With Solutions(STD:-XI) Topic:-Uniform Circulr Motion. An irplne executes horizontl loop of rdius 000m with stedy speed of 900kmh -. Wht is its centripetl ccelertion? Ans:- Centripetl
More informationE S dition event Vector Mechanics for Engineers: Dynamics h Due, next Wednesday, 07/19/2006! 1-30
Vector Mechnics for Engineers: Dynmics nnouncement Reminders Wednesdy s clss will strt t 1:00PM. Summry of the chpter 11 ws posted on website nd ws sent you by emil. For the students, who needs hrdcopy,
More informationWYSE Academic Challenge Sectional Physics 2007 Solution Set
WYSE caemic Challenge Sectinal Physics 7 Slutin Set. Crrect answer: E. Energy has imensins f frce times istance. Since respnse e. has imensins f frce ivie by istance, it clearly es nt represent energy.
More informationFirst, we will find the components of the force of gravity: Perpendicular Forces (using away from the ramp as positive) ma F
1.. In Clss or Homework Eercise 1. An 18.0 kg bo is relesed on 33.0 o incline nd ccelertes t 0.300 m/s. Wht is the coeicient o riction? m 18.0kg 33.0? 0 0.300 m / s irst, we will ind the components o the
More informationPhys101 Lecture 4,5 Dynamics: Newton s Laws of Motion
Phys101 Lecture 4,5 Dynics: ewton s Lws of Motion Key points: ewton s second lw is vector eqution ction nd rection re cting on different objects ree-ody Digrs riction Inclines Ref: 4-1,2,3,4,5,6,7,8,9.
More informationEquilibrium of Stress
Equilibrium f Stress Cnsider tw perpendicular planes passing thrugh a pint p. The stress cmpnents acting n these planes are as shwn in ig. 3.4.1a. These stresses are usuall shwn tgether acting n a small
More informationVersion 001 HW#6 - Circular & Rotational Motion arts (00223) 1
Version 001 HW#6 - Circulr & ottionl Motion rts (00223) 1 This print-out should hve 14 questions. Multiple-choice questions my continue on the next column or pge find ll choices before nswering. Circling
More informationLecture 5: Equilibrium and Oscillations
Lecture 5: Equilibrium and Oscillatins Energy and Mtin Last time, we fund that fr a system with energy cnserved, v = ± E U m ( ) ( ) One result we see immediately is that there is n slutin fr velcity if
More informationNarayana IIT Academy
INDIA Sec: Sr. IIT_IZ Jee-Advnced Dte: --7 Time: 09:00 AM to :00 Noon 0_P Model M.Mrks: 0 KEY SHEET CHEMISTRY C D 3 D B 5 A 6 D 7 B 8 AC 9 BC 0 ABD ABD A 3 C D 5 B 6 B 7 9 8 9 0 7 8 3 3 6 PHYSICS B 5 D
More informationPhys102 Final-061 Zero Version Coordinator: Nasser Wednesday, January 24, 2007 Page: 1
Crdinatr: Nasser Wednesday, January 4, 007 Page: 1 Q1. Tw transmitters, S 1 and S shwn in the figure, emit identical sund waves f wavelength λ. The transmitters are separated by a distance λ /. Cnsider
More informationFall 2013 Physics 172 Recitation 3 Momentum and Springs
Fall 03 Physics 7 Recitatin 3 Mmentum and Springs Purpse: The purpse f this recitatin is t give yu experience wrking with mmentum and the mmentum update frmula. Readings: Chapter.3-.5 Learning Objectives:.3.
More informationInstitute for Competitive Examinations
hysics, Chemistry & Mthemtics (per-) Cde-5 AR : HYSCS -JEE-01 SECN- : Single Crrect Answer ype his sectin cntins 10 multiple chice questins. Ech questin hs fur chices,, nd (D) ut f which NLY NE is crrect:
More information- 5 - TEST 2. This test is on the final sections of this session's syllabus and. should be attempted by all students.
- 5 - TEST 2 This test is on the finl sections of this session's syllbus nd should be ttempted by ll students. Anything written here will not be mrked. - 6 - QUESTION 1 [Mrks 22] A thin non-conducting
More informationFlipping Physics Lecture Notes: Simple Harmonic Motion Introduction via a Horizontal Mass-Spring System
Flipping Physics Lecture Ntes: Simple Harmnic Mtin Intrductin via a Hrizntal Mass-Spring System A Hrizntal Mass-Spring System is where a mass is attached t a spring, riented hrizntally, and then placed
More informationNGSS High School Physics Domain Model
NGSS High Schl Physics Dmain Mdel Mtin and Stability: Frces and Interactins HS-PS2-1: Students will be able t analyze data t supprt the claim that Newtn s secnd law f mtin describes the mathematical relatinship
More information= 40 N. Q = 60 O m s,k
Multiple Choice ( 6 Points Ech ): F pp = 40 N 20 kg Q = 60 O m s,k = 0 1. A 20 kg box is pulled long frictionless floor with n pplied force of 40 N. The pplied force mkes n ngle of 60 degrees with the
More informationFundamental Concepts in Structural Plasticity
Lecture Fundamental Cncepts in Structural Plasticit Prblem -: Stress ield cnditin Cnsider the plane stress ield cnditin in the principal crdinate sstem, a) Calculate the maximum difference between the
More informationEXAM #1 PHYSICAL SCIENCE 103 FALLF, 2017
OBJECTIVES 1. Ft Pressure EXAM #1 PHYSICAL SCIENCE 103 FALLF, 2017 Determine the surface area f an bject. Given the weight and surface area, calculate the pressure. 2. Measuring Vlume & Mass Prvided a
More information1 Course Notes in Introductory Physics Jeffrey Seguritan
Intrductin & Kinematics I Intrductin Quickie Cncepts Units SI is standard system f units used t measure physical quantities. Base units that we use: meter (m) is standard unit f length kilgram (kg) is
More information205MPa and a modulus of elasticity E 207 GPa. The critical load 75kN. Gravity is vertically downward and the weight of link 3 is W3
ME 5 - Machine Design I Fall Semester 06 Name f Student: Lab Sectin Number: Final Exam. Open bk clsed ntes. Friday, December 6th, 06 ur name lab sectin number must be included in the spaces prvided at
More informationSAFE HANDS & IIT-ian's PACE EDT-04 (JEE) Solutions
ED- (JEE) Slutins Answer : Optin () ass f the remved part will be / I Answer : Optin () r L m (u csθ) (H) Answer : Optin () P 5 rad/s ms - because f translatin ωr ms - because f rtatin Cnsider a thin shell
More informationExam 1: Tomorrow 8:20-10:10pm
x : Toorrow 8:0-0:0p Roo Assignents: Lst Ne Roo A-D CCC 00 -J CS A0 K- PUGH 70 N-Q LI 50 R-S RY 30 T-Z W 00 redown o the 0 Probles teril # o Probles Chpter 4 Chpter 3 Chpter 4 6 Chpter 5 3 Chpter 6 5 Crib
More information200 points 5 Problems on 4 Pages and 20 Multiple Choice/Short Answer Questions on 5 pages 1 hour, 48 minutes
PHYSICS 132 Smple Finl 200 points 5 Problems on 4 Pges nd 20 Multiple Choice/Short Answer Questions on 5 pges 1 hour, 48 minutes Student Nme: Recittion Instructor (circle one): nme1 nme2 nme3 nme4 Write
More informationGAUSS' LAW E. A. surface
Prf. Dr. I. M. A. Nasser GAUSS' LAW 08.11.017 GAUSS' LAW Intrductin: The electric field f a given charge distributin can in principle be calculated using Culmb's law. The examples discussed in electric
More informationSOLUTIONS TO CONCEPTS CHAPTER 6
SOLUIONS O CONCEPS CHAPE 6 1. Let ss of the block ro the freebody digr, 0...(1) velocity Agin 0 (fro (1)) g 4 g 4/g 4/10 0.4 he co-efficient of kinetic friction between the block nd the plne is 0.4. Due
More informationPhysicsAndMathsTutor.com
1. A uniform circulr disc hs mss m, centre O nd rdius. It is free to rotte bout fixed smooth horizontl xis L which lies in the sme plne s the disc nd which is tngentil to the disc t the point A. The disc
More informationA wire. 100 kg. Fig. 1.1
1 Fig. 1.1 shows circulr cylinder of mss 100 kg being rised by light, inextensible verticl wire. There is negligible ir resistnce. wire 100 kg Fig. 1.1 (i) lculte the ccelertion of the cylinder when the
More information2/2/ :36 AM. Chapter 11. Kinematics of Particles. Mohammad Suliman Abuhaiba,Ph.D., P.E.
//16 1:36 AM Chpter 11 Kinemtics of Prticles 1 //16 1:36 AM First Em Wednesdy 4//16 3 //16 1:36 AM Introduction Mechnics Mechnics = science which describes nd predicts the conditions of rest or motion
More informationSurface and Contact Stress
Surface and Cntact Stress The cncept f the frce is fundamental t mechanics and many imprtant prblems can be cast in terms f frces nly, fr example the prblems cnsidered in Chapter. Hwever, mre sphisticated
More informationF is on a moving charged particle. F = 0, if B v. (sin " = 0)
F is on moving chrged prticle. Chpter 29 Mgnetic Fields Ech mgnet hs two poles, north pole nd south pole, regrdless the size nd shpe of the mgnet. Like poles repel ech other, unlike poles ttrct ech other.
More information( ) WYSE ACADEMIC CHALLENGE Regional Physics Exam 2009 Solution Set. 1. Correct answer: D. m t s. 2. Correct answer: A. 3.
YSE CDEMIC CHLLENGE Regnl hyscs E 009 Slutn Set. Crrect nswer: D d hrzntl v hrzntl 3 345 t s t 0.3565s t d d d ll ll ll gt 9.80 s 0.63 ( 0.3565s). Crrect nswer: (-70. 0 ) ( 3 /s) t ( 4. 0 /s ) ( 4. 0 /s
More informationFlipping Physics Lecture Notes: Simple Harmonic Motion Introduction via a Horizontal Mass-Spring System
Flipping Physics Lecture Ntes: Simple Harmnic Mtin Intrductin via a Hrizntal Mass-Spring System A Hrizntal Mass-Spring System is where a mass is attached t a spring, riented hrizntally, and then placed
More informationLecture 8. Newton s Laws. Applications of the Newton s Laws Problem-Solving Tactics. Physics 105; Fall Inertial Frames: T = mg
Lecture 8 Applictions of the ewton s Lws Problem-Solving ctics http://web.njit.edu/~sireno/ ewton s Lws I. If no net force ocects on body, then the body s velocity cnnot chnge. II. he net force on body
More information1/31/ :33 PM. Chapter 11. Kinematics of Particles. Mohammad Suliman Abuhaiba,Ph.D., P.E.
1/31/18 1:33 PM Chpter 11 Kinemtics of Prticles 1 1/31/18 1:33 PM First Em Sturdy 1//18 3 1/31/18 1:33 PM Introduction Mechnics Mechnics = science which describes nd predicts conditions of rest or motion
More information2/20/ :21 AM. Chapter 11. Kinematics of Particles. Mohammad Suliman Abuhaiba,Ph.D., P.E.
//15 11:1 M Chpter 11 Kinemtics of Prticles 1 //15 11:1 M Introduction Mechnics Mechnics = science which describes nd predicts the conditions of rest or motion of bodies under the ction of forces It is
More informationPHYS 314 HOMEWORK #3
PHYS 34 HOMEWORK #3 Due : 8 Feb. 07. A unifrm chain f mass M, lenth L and density λ (measured in k/m) hans s that its bttm link is just tuchin a scale. The chain is drpped frm rest nt the scale. What des
More informationChapter 10. Simple Harmonic Motion and Elasticity. Example 1 A Tire Pressure Gauge
0. he Ideal Spring and Simple Harmnic Mtin Chapter 0 Simple Harmnic Mtin and Elasticity F Applied x k x spring cnstant Units: N/m 0. he Ideal Spring and Simple Harmnic Mtin 0. he Ideal Spring and Simple
More informationMathematics Extension Two
Student Number 04 HSC TRIAL EXAMINATION Mthemtics Etension Two Generl Instructions Reding time 5 minutes Working time - hours Write using blck or blue pen Bord-pproved clcultors my be used Write your Student
More informationDynamics: Newton s Laws of Motion
Lecture 7 Chpter 4 Physics I 09.25.2013 Dynmics: Newton s Lws of Motion Solving Problems using Newton s lws Course website: http://fculty.uml.edu/andriy_dnylov/teching/physicsi Lecture Cpture: http://echo360.uml.edu/dnylov2013/physics1fll.html
More informationCHAPTER 6 -- ENERGY. Approach #2: Using the component of mg along the line of d:
Slutins--Ch. 6 (Energy) CHAPTER 6 -- ENERGY 6.) The f.b.d. shwn t the right has been prvided t identify all the frces acting n the bdy as it mves up the incline. a.) T determine the wrk dne by gravity
More informationYear 12 Mathematics Extension 2 HSC Trial Examination 2014
Yer Mthemtics Etension HSC Tril Emintion 04 Generl Instructions. Reding time 5 minutes Working time hours Write using blck or blue pen. Blck pen is preferred. Bord-pproved clcultors my be used A tble of
More informationHomework: 5, 9, 19, 25, 31, 34, 39 (p )
Hoework: 5, 9, 19, 5, 31, 34, 39 (p 130-134) 5. A 3.0 kg block is initilly t rest on horizontl surfce. A force of gnitude 6.0 nd erticl force P re then pplied to the block. The coefficients of friction
More information14. Which shows the direction of the centripetal force acting on a mass spun in a vertical circle?
Physics 0 Public Exam Questins Unit 1: Circular Mtin NAME: August 009---------------------------------------------------------------------------------------------------------------------- 1. Which describes
More informationPhysics 110. Spring Exam #1. April 16, Name
Physics 110 Spring 010 Exm #1 April 16, 010 Nme Prt Multiple Choice / 10 Problem #1 / 7 Problem # / 7 Problem #3 / 36 Totl / 100 In keeping with the Union College policy on cdemic honesty, it is ssumed
More informationTime : 3 hours 03 - Mathematics - March 2007 Marks : 100 Pg - 1 S E CT I O N - A
Time : hours 0 - Mthemtics - Mrch 007 Mrks : 100 Pg - 1 Instructions : 1. Answer ll questions.. Write your nswers ccording to the instructions given below with the questions.. Begin ech section on new
More informationPhysics 2135 Exam 3 April 21, 2015
Em Totl hysics 2135 Em 3 April 21, 2015 Key rinted Nme: 200 / 200 N/A Rec. Sec. Letter: Five multiple choice questions, 8 points ech. Choose the best or most nerly correct nswer. 1. C Two long stright
More information14. Which shows the direction of the centripetal force acting on a mass spun in a vertical circle?
Physics 3204 Public Exam Questins Unit 1: Circular Mtin NAME: August 2009---------------------------------------------------------------------------------------------------------------------- 12. Which
More informationHooke s Law (Springs) DAVISSON. F A Deformed. F S is the spring force, in newtons (N) k is the spring constant, in N/m
HYIC 534 XRCI-4 ANWR Hke s Law (prings) DAVION Clintn Davissn was awarded the Nbel prize fr physics in 1937 fr his wrk n the diffractin f electrns. A spring is a device that stres ptential energy. When
More informationChapter 5 Exercise 5A
Chpter Exercise Q. 1. (i) 00 N,00 N F =,00 00 =,000 F = m,000 = 1,000 = m/s (ii) =, u = 0, t = 0, s =? s = ut + 1 t = 0(0) + 1 ()(00) = 00 m Q.. 0 N 100 N F = 100 0 = 60 F = m 60 = 10 = 1 m/s F = m 60
More information