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Theory of Machine

Theory of Machine
In automobiles the power is transmitted from gear box to differential through

Hooke's joint
Bevel gear
Universal joint
Knuckle joint

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Theory of Machine
The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be

To lower the bow and stern
To raise the bow and lower the stern
To raise the bow and stern
To raise the stern and lower the bow

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Theory of Machine
The frequency of oscillation of a torsional pendulum is

r/2πk. √(l/g)
2πk/r. √(g/l)
2πr/k. √(g/l)
r/2πk. √(g/l)

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Theory of Machine
Scotch yoke mechanism is used to generate

Square roots
Inversions
Sine functions
Logarithms

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Theory of Machine
The lower pairs are _________ pairs.

Friction closed
None of these
Self-closed
Force-closed

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Theory of Machine
When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a

Spherical pair
Turning pair
Screw pair
Sliding pair

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