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Theory of Machine

Theory of Machine
A mechanism consisting of four links is called a __________ mechanism.

None of these
Simple
Compound
Binary

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Theory of Machine
When a slider moves on a fixed link having curved surface, their instantaneous centre lies

At the centre of curvature
At the centre of circle
On their point of contact
At the pin joint

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Theory of Machine
The locus of a point on a thread unwound from a cylinder will be

Involute
A straight line
A circle
Cycloidal

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Theory of Machine
A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

G.I₂
G².I₂
I₂/G
I₂/G²

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Theory of Machine
In a steam engine, the distance by which the outer edge of the D-slide valve overlaps the steam port is called

Steam lap
Lead
Exhaust lap
None of these

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Theory of Machine
A cam mechanism imparts following motion

Reciprocating
Rotating
Oscillating
All of these

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