Mechanical Engineering Quiz - Set 19


1. Newton's second law motion _________ a relation between force and mass of a moving body.
Does not give
Gives

2. The specific volume of a system is an _________ property.
Extensive
Intensive

3. The primary unbalanced force of reciprocating masses is inversely proportional to the crank radius.
Yes
No

4. The unit of power in S. I. units is kilowatt.
True
False

5. Lancashire boiler is a stationary fire tube boiler.
Agree
Disagree

6. The negative acceleration is called retardation.
False
True

7. Up milling is also called conventional milling.
Agree
Disagree

8. A pair is said to be a kinematic pair, if the relative motion between them is completely or successfully constrained.
Correct
Incorrect

9. For maximum efficiency of an impulse turbine, the steam should leave the blades at right angles to their motion.
Correct
Incorrect

10. Two equal and opposite parallel forces whose lines of action are different form a couple.
Incorrect
Correct

11. The slowing down of fast neutrons is desirable because slow moving neutrons are more effective than fast neutrons in triggering fission.
Agree
Disagree

12. A body is said to move or vibrate with simple harmonic motion if its acceleration is directed towards the mean position.
False
True

13. The elements are made up of minute and chemically invisible particles as atoms.
True
False

14. Cornish boilers are multi-tubular boilers.
True
False

15. The pitching of a ship is assumed to take place with simple harmonic motion.
Yes
No

16. Ceramic tools has greater tool life than carbide tools.
True
False

17. The velocity ratio for the second system of pulleys is n.
False
True

18. Coke oven gas is obtained by burning coke in an oven.
Agree
Disagree

19. Special reactors, called breeder reactors, supply a net gain of fissionable material.
True
False

20. The potential energy stored by a spring in compression, is called strain energy.
No
Yes

     Score =

Correct answers:

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