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Theory of Machine

Theory of Machine
Scotch yoke mechanism is used to generate

Inversions
Sine functions
Logarithms
Square roots

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Theory of Machine
Which gear is used for connecting two coplanar and intersecting shafts?

Bevel gear
None of these
Spur gear
Helical gear

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Theory of Machine
The purpose of a link is to

Guide other links
Act as a support
Transmit motion
All of these

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Theory of Machine
When the relation between the controlling force (Fc) and radius of rotation (r) for a spring controlled governor is Fc = ar + b, then the governor will be

Unstable
None of these
Isochronous
Stable

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Theory of Machine
The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing)

²/₃ μWR
μwr
½μWR
¾μWR

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Theory of Machine
With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by

2ECS²
2ECS
EC S/2
2E²CS

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