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Theory of Machine

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

Sixteen times
Two times
Four times
Eight times

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Theory of Machine
The centre of gravity of a coupler link in a four bar mechanism will experience

Only linear acceleration
Only angular acceleration
No acceleration
Both linear and angular acceleration

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Theory of Machine
When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be

ω² r {(n - 1)/n}
ω² r {n/(n - 1)}
ω² r {n/(n + 1)}
ω² r {(n + 1)/n}

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Theory of Machine
The frequency of oscillation at compared to earth will be

2.44 times more
6 times less
2.44 times less
6 times more

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Theory of Machine
The Bifilar suspension method is used to determine

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

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Theory of Machine
TJIE horse power transmitted by a belt is dependent upon

Tension on tight side of belt
Radius of pulley
Tension on slack side of belt
All of these

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