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Theory of Machine

Theory of Machine
The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is

l = 2p - 3
l = 2p - 2
l = 2p - 5
l = 2p - 4

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Theory of Machine
The frictional torque transmitted in a conical pivot bearing, considering uniform wear, is

(3/4) μ W R cosecα
(1/2) μ W R cosecα
μ W R cosecα
(2/3) μ W R cosecα

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Theory of Machine
Which of the following is an inversion of a double slider crank chain?

Scotch yoke mechanism
Oldham's coupling
All of these
Elliptical trammel

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Theory of Machine
When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as

Simple pendulum
Second's pendulum
Torsional pendulum
Compound pendulum

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Theory of Machine
The motion of a shaft in a circular hole is an example of

None of these
Incompletely constrained motion
Successfully constrained motion
Completely constrained motion

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Theory of Machine
In a pantograph, all the pairs are

Sliding pairs
Self-closed pairs
Turning pairs
Spherical pairs

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