Engineering :: Theory of Machines
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191. |
Motor cycle shock sbsorbers are generally designed for |
A. |
Partial damping |
B. |
Light damping |
C. |
Large damping |
D. |
Critical damping |
E. |
Resonant damping |
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Answer: Option D
Explanation:
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192. |
The number of natural frequencies for three rotor system will be |
Answer: Option B
Explanation:
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193. |
The number of degrees of feeedom for a vibrating beam will be |
Answer: Option C
Explanation:
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194. |
Crowning is done on |
Answer: Option C
Explanation:
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195. |
At node of the shaft |
A. |
The vibrations are inimum |
B. |
The vibrations are maximum |
C. |
The vibrations are average |
D. |
The vibrations are zero |
E. |
None of the above |
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Answer: Option D
Explanation:
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196. |
The number of nodes in shaft carrying only tow rotor at the ends will be |
A. |
Zero |
B. |
One |
C. |
Two |
D. |
An odd number |
E. |
An even number |
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Answer: Option B
Explanation:
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197. |
The number of nodes in a shaft carrying three rotors will be |
Answer: Option C
Explanation:
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198. |
In Iocomotive operation, the swaying couple results due to |
A. |
Use of two cylinders |
B. |
Use of double acting cylinders |
C. |
High speeds |
D. |
Hammer blow |
E. |
Primary disturbing force |
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Answer: Option E
Explanation:
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199. |
For speed reduction in the ratio of 100 the type of gear preferred is |
A. |
Spur gear |
B. |
Helical gear |
C. |
Bevel gear |
D. |
Hypoid gear |
E. |
Worm and worm wheel |
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Answer: Option E
Explanation:
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200. |
Which of the following gear is not used on non-parallel, non-intersecting shafts? |
A. |
Bevel |
B. |
Worm |
C. |
Helical |
D. |
Hypoid |
E. |
All of the above |
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Answer: Option A
Explanation:
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