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Theory of Machine

Theory of Machine
In a ball bearing, ball and bearing forms a

Screw pair
Spherical pair
Rolling pair
Turning pair

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Theory of Machine
The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is

At 45° to PO
Along PO
Perpendicular to PO
None of the listed here

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Theory of Machine
The power of a Porter governor is equal to

[2c²/(1 + 2c)] (m + M) g.h
[4c²/(1 + 2c)] (m + M) g.h
[3c²/(1 + 2c)] (m + M) g.h
[c²/(1 + 2c)] (m + M) g.h

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Theory of Machine
Which of the following is a turning pair?

Shaft with collars at both ends fitted into a circular hole
Piston and cylinder of a reciprocating steam engine
Lead screw of a lathe with nut
Ball and a socket joint

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Theory of Machine
The relative velocity of B with respect to A in a rigid link AB is

Parallel to AB
Perpendicular to AB
Along AB
At 45° to AB

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Theory of Machine
Which of the following is an inversion of Single slider crank chain?

Oldham’s coupling
Elliptical trammel
Rotary engine
Beam engine

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MORE MCQ ON Theory of Machine

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