A rigid body is rotating about a vertical axis at n rotations per minute . If the axis slowly becomes horizontal in t seconds and the body keeps on rotating at n rotations per minute then the torque acting on the body will be , if the moment of inertia of the body about axis of rotation is I .
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Explanation:
t = ΔL/Δt = (2πnI j - 2πnI i ) /60t
= (2√2π⇅nI) / 60t
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ipraveen:
marks as brilliant
thank you
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