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Theory of Machine

Theory of Machine
Carnot cycle is

an irreversible cycle
a semi-reversible cycle
a quasi static cycle
a reversible cycle

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Theory of Machine
The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length)

(T.g)/3
√(T/3m)
√(3m/T)
T/3

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

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Theory of Machine
The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension.

Double
One-third
Three times
Two-third

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Theory of Machine
The Bifilar suspension method is used to determine

Centripetal acceleration
Moment of inertia
Natural frequency of vibration
Position of balancing weights

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Theory of Machine
The secondary unbalanced force is maximum __________ in one revolution of the crank.

Eight times
Four times
Sixteen times
Two times

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