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Theory of Machine

Theory of Machine
The size of cam depends upon

Prime circle
Base circle
Pitch curve
Pitch circle

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Theory of Machine
A Porter governor is a

Inertia governor
Spring loaded governor
Pendulum type governor
Dead weight governor

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Theory of Machine
The mechanism in which two are turning pairs and two are sliding pairs, is called a

All of these
Double slider crank chain
Elliptical trammel
Scotch yoke mechanism

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Theory of Machine
Kinematic pairs are those which have two elements that

Have line contact
Have surface contact
Are held together
Permit relative motion

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Theory of Machine
The unbalanced force due to revolving masses

Varies in direction but constant in magnitude
Constant in magnitude and direction both
Varies in magnitude but constant in direction
Varies in magnitude and direction both

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Theory of Machine
The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by

ω² r₁ sinθ
ω² (R - r₁) cosθ
ω² R cosθ
ω² (R - r₁) sinθ

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MORE MCQ ON Theory of Machine

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