Mechanical Engineering Quiz - Set 15


1. A good fuel should have _________ ignition point.
High
Low

2. The working of metals above the recrystallisation temperature is known as hot working.
True
False

3. The time taken by a particle for one complete oscillation is known as periodic time.
Agree
Disagree

4. The springs in cars are used to store strain energy.
Correct
Incorrect

5. The throttling process is an irreversible steady flow expansion process.
Correct
Incorrect

6. A low wet bulb temperature indicates very ________ humidity.
Low
High

7. The pressure at a stagnation point is always low.
Agree
Disagree

8. The number of rivets in shear shall be equal to the number of rivets in crushing.
Correct
Incorrect

9. A force acting in the opposite direction to the motion of the body is called force of friction.
True
False

10. The torch used for oxygen cutting is same as for oxyacetylene welding.
yes
No

11. In oblique cutting system, the tool may or may not generate a surface parallel to the workface.
Yes
No

12. Circumferential joint in boilers is used to get the required length of a boiler.
True
False

13. The viscosity of a liquid is due to cohesion of its particles.
Correct
Incorrect

14. If a pendulum is taken 1 km below the earth surface in a mine, it will ________ in time.
Loose
Gain

15. The unit of Young's modulus is same as that of stress.
True
False

16. In twist fluted drills, chips do not move out automatically.
Correct
Incorrect

17. For the isochronous Porter governor, the controlling force curve is a straight line passing through the origin.
Correct
Incorrect

18. Materials which make good moderators do not make good reflectors.
Correct
Incorrect

19. A supercharger receives air from the atmosphere surrounding the engine, compresses it to a higher pressure and then feeds it into the inlet valve of the engine.
Correct
Incorrect

20. The throw of the eccentric is equal to the valve travel.
Correct
Incorrect

     Score =

Correct answers:

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