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Theory of Machine

Theory of Machine
If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to

l + 1
l - 1
l
l - 2

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Theory of Machine
The acceleration of the particle moving with simple harmonic motion is _________ at the mean position.

Maximum
Zero
Minimum
None of these

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Theory of Machine
The Ackermann steering mechanism is preferred to the Davis type in automobiles because

The former is most economical
The former is most rigid
The former is mathematically accurate
The former is having turning pair

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Theory of Machine
With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by

2ECS²
2E²CS
EC S/2
2ECS

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Theory of Machine
If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half the mean radius of the former, then energy stored in the latter at the same speed will be

Same as the first one
One and a half times the first one
One fourth of the first one
Four times the first one

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Theory of Machine
When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a

D-slide valve
Governor
Meyer's expansion valve
Flywheel

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