Discussion
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- Question
The periodic time of a particle with simple harmonic motion is __________ proportional to the angular velocity.
Options- A. directly
- B. inversely
- Correct Answer
- inversely
- 1. The size of abrasive grain required in a grinding wheel depends upon the
Options- A. amount of material to be removed
- B. hardness of material being ground
- C. finish desired
- D. all of these Discuss
- 2. The volumetric strain is the ratio of the
Options- A. original thickness to the change in thickness
- B. change in thickness to the original thickness
- C. original volume to the change in volume
- D. change in volume to the original volume Discuss
- 3. The high steam and low water safety valve is used to blow off steam when the
Options- A. steam pressure exceeds the working pressure
- B. water level in the boiler becomes too low
- C. both (a) and (b)
- D. none of the above Discuss
- 4. The cam shaft in an engine is always mounted
Options- A. parallel to the crankshaft
- B. perpendicular to the crankshaft
- C. inclined to the crankshaft
- D. none of these Discuss
- 5. Carbon dioxide is
Options- A. colourless
- B. odourless
- C. non-flammable
- D. all of these Discuss
- 6. The tolerance produced by shell moulding process of casting is
Options- A. +0.05 mm
- B. ±0.2 mm
- C. +0.5 mm
- D. ±1 mm Discuss
- 7. For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be
Options- A. one-half the height of chimney
- B. equal to the height of chimney
- C. two times the height of chimney
- D. four times the height of chimney Discuss
- 8. To prevent the body of the blade from jamming in the saw cut, the teeth of blade are
Options- A. strengthened
- B. sharpened
- C. set
- D. all of these Discuss
- 9. The bending equation is
Options- A.
- B.
- C.
- D.
Discuss
- 10. The different spindle speeds on a lathe form
Options- A. arithmetical progression
- B. geometrical progression
- C. harmonical progression
- D. any one of these Discuss
More questions
Correct Answer: hardness of material being ground
Correct Answer: change in volume to the original volume
Correct Answer: both (a) and (b)
Correct Answer: parallel to the crankshaft
Correct Answer: all of these
Correct Answer: ±0.2 mm
Correct Answer: equal to the height of chimney
Correct Answer: set
Correct Answer:
Correct Answer: geometrical progression
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