Theory of Machine
The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called

Coriolis component
None of these
Tangential component
Radial component

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Theory of Machine
The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is

(2/3).μ W cosec α (r₁ + r₂)
(1/2). μ W cosec α (r₁ + r₂)
(1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)]
(2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)]

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Theory of Machine
The maximum fluctuation of energy is the

Sum of the maximum and minimum energies
Ratio of the mean resisting torque to the work-done per cycle
Variations of energy above and below the mean resisting torque line
Difference between the maximum and minimum energies

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