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Theory of Machine

Theory of Machine
For fluctuating loads, well suited bearing is

Thrust bearing
Needle roller bearing
Roller bearing
Ball bearing

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Theory of Machine
When the nature of contact between the elements of a pair is such that it can only slide relative to the other, the pair is known as a

Sliding pair
Turning pair
Spherical pair
Screw pair

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Theory of Machine
For an involute gear, the ratio of base circle radius and pitch circle radius is equal to

cosφ
cosecφ
sinφ
secφ

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Theory of Machine
The stress induced in a body will be shear stress, when it is subjected to

Torsional vibrations
Longitudinal vibrations
Transverse vibrations
None of these

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Theory of Machine
The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is

Less than 2
Equal to 2
Equal to 1
Greater than 2

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Theory of Machine
The example of lower pair is

Shaft revolving in a bearing
Straight line motion mechanisms
Automobile steering gear
All of these

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MORE MCQ ON Theory of Machine

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