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Theory of Machine

Theory of Machine
Rectilinear motion of piston is converted into rotary by

Gudgeon pin
Connecting rod
Cross head
Slider crank

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Theory of Machine
In multi V-belt transmission, if one of the belt is broken, we have to change the

All the belts
Broken belt and its adjacent belts
There is no need of changing any one as remaining belts can take care of transmission of load
Broken belt

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Theory of Machine
A point on a connecting link (excluding end points) of a double slider crank mechanism traces a

Hyperbolic path
Parabolic path
Elliptical path
Straight line path

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Theory of Machine
The velocity of a body moving with simple harmonic motion is __________ at the mean position.

Maximum
None of these
Zero
Minimum

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Theory of Machine
The magnitude of linear velocity of a point B on a link AB relative to point A is, (Where ω = Angular velocity of the link AB)

ω² × AB
ω × AB
(ω × AB)²
ω × (AB)²

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Theory of Machine
The frequency of oscillation of a torsional pendulum is

2πr/k. √(g/l)
2πk/r. √(g/l)
r/2πk. √(g/l)
r/2πk. √(l/g)

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