Discussion
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- Question
If ? is the angular acceleration of a body of moment of inertia I, the torque is
Options- A. I2 ?
- B. I ?
- C. I/?
- D. I2/?
- E. I ?1/2
- Correct Answer
- I ?
- 1. In S.I. system, symbol for the specific weight is
Options- A. kg/m3
- B. N/m3
- C. N/m2
- D. none of these. Discuss
- 2. Angular acceleration is expressed as
Options- A. m/s2
- B. w/s2
- C. rad/s2
- D. rad/s Discuss
- 3. The unit kg/m3 is used for
Options- A. force
- B. density
- C. volume
- D. pressure. Discuss
- 4. 1 kg wt in gravitational unit equals
Options- A. 8.9 N in SI system
- B. 9.8 N in SI system
- C. 4.5 N in SI system
- D. 5.4 N in SI system. Discuss
- 5. One Netwon force equals
Options- A. 105 dynes
- B. 104 dynes
- C. 103 dynes
- D. 102 dynes Discuss
- 6. The bar used for defining the standard metre at the International office of weights and measures at Sevres near Paris, is composed of
Options- A. 50% platinum and 50% iridium
- B. 60% platinum and 40% iridium
- C. 70% platinum and 30% iridium
- D. 80% platinum and 20% iridium
- E. 90% platinum and 10% iridium Discuss
- 7. The fundamental units in S.I. system, are the same as that of
Options- A. C.G.S. units
- B. F.P.S. units
- C. M.K.S. units
- D. None of these. Discuss
- 8. Candela (Cd) is used to express
Options- A. luminous intensity
- B. electric current intensity
- C. power
- D. frequency. Discuss
- 9. Joule or Newton metric is used for
Options- A. Work
- B. Torque
- C. Energy
- D. All the above. Discuss
- 10. The thickness of a micron, is
Options- A. 10-3 m
- B. 10-6 m
- C. 10-9 m
- D. 10-12 m Discuss
SI Units problems
Search Results
Correct Answer: N/m3
Correct Answer: rad/s2
Correct Answer: density
Correct Answer: 9.8 N in SI system
Correct Answer: 105 dynes
Correct Answer: 90% platinum and 10% iridium
Correct Answer: M.K.S. units
Correct Answer: luminous intensity
Correct Answer: All the above.
Correct Answer: 10-6 m
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