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Theory of Machine

Theory of Machine
In order to double the period of a simple pendulum, the length of the string should be

None of these
Doubled
Quadrupled
Halved

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Theory of Machine
When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side.

Downward
Forward
Upward
Backward

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Theory of Machine
The length of a simple pendulum which gives the same frequency as the compound pendulum, is

(kG + l₁²)/ l₁
(kG² + l₁²)/ l₁
kG² + l₁
kG + l₁

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Theory of Machine
The example of completely constrained motion is a

Motion of a square bar in a square hole
Motion of a shaft with collars at each end in a circular hole
All of these
Motion of a piston in the cylinder of a steam engine

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Theory of Machine
If some links are connected such that motion between them can take place in more than one direction, it is called

Completely constrained motion
Partially constrained motion
Incompletely constrained motion
Successfully constrained motion

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Theory of Machine
A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a

Mechanism
Inversion
Structure
Kinematic chain

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