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Theory of Machine

Theory of Machine
A Porter governor is a

Inertia governor
Dead weight governor
Pendulum type governor
Spring loaded governor

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Theory of Machine
A body having moment of inertia o:m2 is rotating at 210 RPM and r with another body at rest having I 40 kg m2. The resultant speed after ing will be

100 RPM
80 RPM
data are insufficient
90 RPM

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Theory of Machine
In automobiles the power is transmitted from gear box to differential through

Hooke's joint
Universal joint
Knuckle joint
Bevel gear

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

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

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Theory of Machine
The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by

ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ]
ω². (r₁ - r₂). (1 - sin² θ)
ω². (r₁ r₂). (1 - cos² θ)
ω². (r₁ + r₂). (1 + cos² θ)

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Theory of Machine
When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as

Compound pendulum
Torsional pendulum
Simple pendulum
Second's pendulum

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