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Theory of Machine

Theory of Machine
A pulley and belt in a belt drive form a

Rolling pair
Sliding pair
Cylindrical pair
Turning pair

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Theory of Machine
In considering friction of a V-thread, the virtual coefficient of friction (μ₁) is given by

μ₁ = μ/cos β
μ₁ = μ cos β
μ₁ = μ sin β
μ₁ = μ/sin β

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Theory of Machine
Which type of gear train is used in clock mechanism to join hour hand and minute hand?

Reverted gear train
Compound gear train
Epicyclic gear train
Simple gear train

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Theory of Machine
For the same lift and same angle of ascent, a smaller base circle will give

A small value of pressure angle
A large value of pressure angle
There is no such relation with pressure angle
Something else

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Theory of Machine
Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts?

Kinetics
Mechanisms
Applied mechanics
Theory of machines

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Theory of Machine
A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A)

v²BA
vBA × AB
vBA /AB
v²BA /AB

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