a. 1 Apple cost Rs and 1 Banana Cost Rs b. 1 Apple cost Rs and 1 Banana Cost Rs c. Both a & b are wrong

Transcription

1 IQ 1. Which word is closest in meaning to the word FLIPPANT? a. Obverse b. Irreverent c. Feeble d. Candid e. Facile 2. If 4 apples and 6 bananas cost Rs and 9 apples and 7 bananas cost Rs, 2.60, what is the cost of one apple and one banana? a. 1 Apple cost Rs and 1 Banana Cost Rs b. 1 Apple cost Rs and 1 Banana Cost Rs c. Both a & b are wrong 3. Which is missing in the figure below? (answer is D) 4. What number should replace the question mark? A. 18 B. 34 C 17 D 25

2 5. Complete the equation by correctly identifying the missing part of the calculation from the list of options below. (A) (B) (C) (D) (F) 12 X 1.5 CHEMICAL 1. The fluid property which matters for falling rain drops to acquire spherical shape is a. Pressure b. Height of descend c. Viscosity d. Surface tension 2. The Dietus-Boelter equation for convective heat transfer [( ) ( ) ( ) ] cannot be used for a. Low Reynold s number b. Very low Grashoff number c. Molten metals d. All a, b and c 3. What is the overall transfer function (CR) of the following block diagram, if G =G 1. G 2.G 3 and H = H 1.H 2?

3 a. 1/1+GH b. G/1+GH c. H/1+GH d. G/1-GH CHEMISTRY 1. A 0.1M aqueous solution of unknown white crystalline substance shows a precipitate when treated with AgNO3 solution and turn a phenolphthalein solution pink the unknown substance could be? a. NH 4 Cl b. K 3 PO 4 c. KNO 3 d. NaCl 2. The species Ar, K + and Ca 2+ are isoelectronic (have the same number of electrons) In what order do their radii increase? Smallest Largest A Ar Ca 2+ K + B Ar K + Ca 2+ C Ca 2+ K + Ar D K + Ar Ca What can behave as an electrophilic reagent? a. Br 2 b. Na + c. NH 3 d. CN - CIVIL 1. When a body is subjected to two equal and opposite forces, acting tangentially across the resisting section, as a result of which the body tends to shear off across the section, the stress and strain included is

4 a. tensile stress, tensile strain b. tensile stress, comprehensive strain c. shear stress, tensile strain d. comprehensive stress, shear strain 2. Two fixed beams A and B are shown in the following figure. The ratio of maximum deflection of beam A to maximum deflection of beam B is a. 1 / 2 b. 1 / 3 c. 1 / 4 d. 1 / The mass of 2.5 m3 of a certain liquid is 2 tonnes. Its mass density is a. 200 kg / m 3 b. 400 kg / m 3 c. 600 kg / m 3 d. 800 kg / m 3 ELECTRICAL 1. A wire of 0.14mm diameter and specific resistance 9.6 micro ohm-cm is 440 cm long. The resistance of wire will be a. 9.6 b c d In a transformer, the magnetic coupling beteen the primary and secondary circuit can be increased by a. Increasing the number of turns b. Using soft material for windings c. Using the magnetic core of low reluctance d. Using transformer oil of better quality

5 3. The efficiency of a 430/200 V transformer at full load 0.8 p.f. lagging is 95%. The efficienc at full load 0.8 p.f. leading will be a. 99% b. 95.0% c. 95% d. 90 ELECTRONICS 1. Which of the following element does not have three valence electrons? a. Boron b. Aluminum c. Gallium d. Phosphorous 2. In which of the following cases will the capacitor complete its discharge most rapidly? a. 10 µf capacitor which a 10 V charge discharging through a 1kΩ resistor b. 10 µf capacitor with a 50 V charge discharging through a 1kΩ resistor c. A 50 pf capacitor wih a 20 m V charge discharging through a 200 milli-ohm resistance d. Discharge rate will be same in all cases 3. In the generic micro processor a. Instruction cycle time period is shorter than machine cycle time period c. Instruction cycle time period is exactly half of machine cycle time period b. Machine cycle time period is shorter than instruction cycle time period d. Instruction cycle time period is exactly equal to machine cycle time period

6 INSTRUMENT 1. Two characteristics which fully define the input and output respectively of a BJT in Common Emitter configuration are A. Base emitter and collector emitter B. Base collector and base emitter C. Collector emitter and base collector D. Both a and b 2. Which of the following acronyms pertains to an obsolete digital circuit technology wherein logic gates are built using only transistors and resistors? A. RTL B. RTD C. RTT D. RTC 3. In this network, what are the state variables for state-variable representation? A. il1, il2, ic1 and ic2 B. il1, il2, VC1 and VC2 C. VL1, VL2, ic1 and ic2 D. VL1, VL2, VC1 and VC2 MECHATRONICS 1. A rigid beam is supported by a pin at end A and by a roller at end B. The length of the beam is 5m. A vertically downward force of 6kN acts exactly at the center of the beam. What are the vertical reactions at supports A and B? a. A = 3kN (up), B = 3kN (up). b. A = 6kN (up), B = 0kN (up). c. A = 4kN (up), B = 3kN (down). d. A = 7kN (down), B = 7kN (down).

7 2. In PLC programming, Examine If Closed (XIC) outputs a 1 if the addressed bit is in a. ON condition b. Off Condition c. No such switch d. None of above 3. Find emitter current for the BJT circuit shown below. a. Cut off region. b. Active region c. Saturation region d. Not all MECHANICAL 1. A fluid that can be considered to be both incompressible and friction less is called: a. A laminar fluid b. A Turbulent Fluid c. A Eulerian Fluid d. An Ideal Fluid 2. Two identical blocks are connected by a spring. The combination is suspended, at rest, from a string attached to the ceiling, as shown in the figure. The string breaks suddenly, immediately after the string breaks, what is the downward acceleration of the upper block? a. 0 b. g/2 c. g d. 2g

8 3. An engine absorbs heat at a temperature of 727 o C and exhausts heat at a temperature of 527 o C. If the engine operates at maximum possible efficiency, for 2000 joules of heat input the amount of work the engine performs is most nearly. a. 400 J b J c J d J