Placement Papers - Ashok Leyland

1. The column with highest equivalent height has
a. Both ends fixed
b. One end fixed and other free
c. Both ends hinged and pin joined
d. One end fixed and other end hinged
Answer: option A

2. If the temperature of the source is increased, the efficiency of the carnot engine
a. Decreases
b. Increases
c. Does not change
d. Depends on other factors
Answer : Option B

3. A Carnot refrigerator extracts 100kcal of heat per minute from a cold room which is maintained at -15 C and it is discharged to atmosphere 30C.The horse power required to run the unit would be
a. 1
b. 5 to 6
c. 2 to 5
d. 1.5 to 2
Answer : Option D

4. Setscrews are
a. Small screws
b. Used to prevent motion between parts
c. Headless screws
d. Self threading
Answer: option B

5. The holding power of a saddle key is due to
a. Tensile force
b. Torsion
c. Friction force
d. Compressive force
Answer: option C

6. Which of the following materials will have lowest cutting speed?
a. Mild steel
b. Tool steel
c. Brass
d. Aluminum
Answer: Option D