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Theory of Machine

Theory of Machine
Davis steering gear consists of

Turning pairs
Sliding pairs
Higher pairs
Rolling pairs

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Theory of Machine
A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of

2.50 mm
2.22 mm
3.0 mm
2 mm

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Theory of Machine
In a rigid link OA, velocity of 'A' w.r.t. 'O' will be

Parallel to OA
At 45° to OA
Along AO
Perpendicular to OA

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Theory of Machine
Klein's construction can be used to determine acceleration of various parts when the crank is at

Right angles to the link of the stroke
Outer dead centre
All of the listed here
Inner dead centre

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Theory of Machine
Instantaneous center of rotation of a link in a four bar mechanism lies on

A point obtained by intersection on extending adjoining links
Can’t occur
Right side pivot of this link
Left side pivot of this link

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Theory of Machine
A reed type tachometer use the principle of

Damped free vibration
Transverse vibration
Torsional vibration
Longitudinal vibration

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MORE MCQ ON Theory of Machine

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