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Theory of Machine

Theory of Machine
The number of links and instantaneous centers in a reciprocating engine mechanism are

4, 5
4, 4
5, 4
4, 6

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Theory of Machine
Klein's construction can be used to determine acceleration of various parts when the crank is at

All of the listed here
Inner dead centre
Right angles to the link of the stroke
Outer dead centre

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Theory of Machine
Maximum fluctuation of energy in a flywheel is equal to [where I = Mass moment of inertia of the flywheel, E = Maximum fluctuation of energy, CS = Coefficient of fluctuation of speed, and ω = Mean angular speed = (ω₁ + ω₂)/2]

I.ω.(ω₁ - ω₂)
I.ω².CS
All of these
2.E.CS

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Theory of Machine
The Coriolis component of acceleration depends upon

None of these
Both (A) and (B)
Velocity of slider
Angular velocity of the link

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Theory of Machine
The unbalanced primary forces in a reciprocating engine are

Not balanced
Balanced completely
Balanced by secondary forces
Balanced partially

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Theory of Machine
The unbalanced force due to reciprocating masses

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

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