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Mechanical Engineering - Theory of machines

Exercise : Theory of machines - Section 4
16.
When the sleeve of a Porter governor moves downwards, the governor speed
increases
decreases
remains unaffected
first increases and then decreases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
When one of the links of a kinematic chain is fixed, the chain is known as a
structure
mechanism
inversion
machine
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The natural frequency of free transverse vibrations of a shaft fixed at both ends and carrying a uniformly distributed load is 0.571/δS , where δS is the static deflection of a shaft fixed at both ends and carrying a uniformly distributed load.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
When brakes are applied to all the four wheels of a moving car, the distance travelled by the car before it is brought to rest, will be
maximum
minimum
zero
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
In a steam engine, the distance by which the outer edge of the D-slide valve overlaps the steam port is called
lead
steam lap
exhaust lap
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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