Mechanical Engineering Quiz - Set 12 Mech Quiz Quiz Questions 01. The proof resilience per unit volume of a material is known as modulus of resilience. (A) True (B) False 02. When plates are fastened by a rivet, the holes in the plates should be made by punching and reaming. (A) Correct (B) Incorrect 03. In a Proell governor, the balls are attached to the extension of lower links. (A) True (B) False 04. Locomotive boiler is a ________ boiler. (A) Fire tube (B) Water tube 05. Liquid fuels have higher calorific value than solid fuels. (A) Yes (B) No 06. A Porter governor can not be isochronous. (A) Agree (B) Disagree 07. If the efficiency of a lifting machine is kept constant, its velocity ratio is __________ proportional to its mechanical advantage. (A) Inversely (B) Directly 08. When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis. (A) True (B) False 09. A weir is usually made of masonry or concrete. (A) Yes (B) No 10. The module is the reciprocal of diametral pitch. (A) True (B) False 11. The change of entropy, when heat is removed from the gas, is negative. (A) Yes (B) No 12. Conduction is the process of heat transfer from one particle of the body to another by the actual motion of the heated particles. (A) True (B) False 13. A link or element need not to be a rigid body, but it must be a resistant body. (A) Agree (B) Disagree 14. An ideal fluid is frictionless and incompressible. (A) Correct (B) Incorrect 15. A pattern is used to make the mould cavity for pouring the molten metal for casting. (A) Yes (B) No 16. The delay period in oil engines increases with increase in the speed of engine. (A) Agree (B) Disagree 17. Parallel fillet welds are designed for bending strength. (A) Agree (B) Disagree 18. The sensitiveness of a governor depends upon the lift of the sleeve. (A) Right (B) Wrong 19. The vacuum pressure is always the negative gauge pressure. (A) Yes (B) No 20. In petrol engines, using a fixed octane rating fuel, the increase in compression ratio will not affect the knocking tendency. (A) Agree (B) Disagree Submit Test Next Quiz Tests: Set 01 Set 02 Set 03 Set 04 Set 05 Set 06 Set 07 Set 08 Set 09 Set 10 Set 11 Set 12 Set 13 Set 14 Set 15 Set 16 Set 17 Set 18 Set 19 Set 20 Set 21 Set 22 Set 23 Set 24 Set 25 Set 26