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Theory of Machine

Theory of Machine
Typewriter constitutes

Structure
Inversion
Machine
Mechanism

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Theory of Machine
A circle passing through the pitch point with its center at the center of cam axis is known as

Prime circle
Base circle
Pitch circle
Outer circle

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Theory of Machine
The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω = Displacement of the particle from mean position)

ω √(x² - r²)
ω² √(r² - x²)
ω √(r² - x²)
ω² √(x² - r²)

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Theory of Machine
Torsional vibrations are said to occur when the particles of a body moves

None of these
Perpendicular to its axis
In a circle about its axis
Parallel to its axis

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Theory of Machine
The method of direct and reverse cranks is used in engines for

Balancing of forces and couples
The control of speed fluctuations
Kinematic analysis
Vibration analysis

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Theory of Machine
The frictional torque transmitted by a cone clutch is same as that of

Flat pivot bearing
Flat collar bearing
Truncated conical pivot bearing
Conical pivot bearing

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