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Theory of Machine

Theory of Machine
Davis steering gear consists of

Turning pairs
Sliding pairs
Rolling pairs
Higher pairs

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Theory of Machine
When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration.

Larger
None of the listed here
Smaller OR Larger
Smaller

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Theory of Machine
In railway axle boxes, the bearing used is

Deep groove ball bearing
Cylindrical roller bearing
Double row self aligning ball bearing
Double row spherical roller bearing

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Theory of Machine
The acceleration of the particle moving with simple harmonic motion is _________ at the mean position.

Zero
None of these
Maximum
Minimum

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Theory of Machine
Cylindrical cams can be classified as

None of these
Reciprocating
Tangent
Circular

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Theory of Machine
When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be

ω²r. (n - 1)/n
ω²r. (n + 1)/n
ω²r. n/(n + 1)
ω²r. n/(n - 1)

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