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Theory of Machine

Theory of Machine
A Porter governor is a

Inertia governor
Dead weight governor
Spring loaded governor
Pendulum type governor

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Theory of Machine
In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to

0.6
0.8
0.4
0.2

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Theory of Machine
Cylindrical cams can be classified as

None of these
Reciprocating
Tangent
Circular

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Theory of Machine
In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set to

Reduce slip
Ensure uniform loading
Reduce vibration
Ensure proper alignment

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Theory of Machine
The pair is known as a higher pair, when the relative motion between the elements of a pair is

Rolling only
Sliding only
Partly turning and partly sliding
Turning only

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Theory of Machine
The Coriolis component of acceleration leads the sliding velocity by

45°
90°
135°
180°

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MORE MCQ ON Theory of Machine

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