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Theory of Machine

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

Eight times
Two times
Sixteen times
Four times

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Theory of Machine
If the radius of gyration of a compound pendulum about an axis through e.g. is more, then its frequency of oscillation will be

Same
Less
More
Data are insufficient to determine same

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Theory of Machine
The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing)

μwr
²/₃ μWR
½μWR
¾μWR

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Theory of Machine
In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be

Less sensitive
Isochronous
More sensitive
Unaffected of sensitivity

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Theory of Machine
In a steam engine, the link constitutes a

Connecting rod with big and small end brasses, caps and bolts
All of these
Crank pin, crankshaft and flywheel
Piston, piston rod and cross-head

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Theory of Machine
Throw of a cam is the maximum distance of the follower from

Base circle
Root circle
Prime circle
Pitch circle

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MORE MCQ ON Theory of Machine

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