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Standard XII

Physics

Uniform Circular Motion

A train of ma...

Question

A train of mass $m$ is moving on a circular track of radius $r$ with constant speed $v$ . Length of the train is exactly equal to half the circumference of the circular track. Magnitude of its linear momentum is

m v / π

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0.5 m v

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2 m v / π

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m v

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Solution

The correct option is C $2 m v / π$
Option C

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A train of mass m is moving on a circular track of radius r with constant speed v. Length of the train is exactly equal to half the circumference of the circular track. Magnitude of its linear momentum is

The correct option is C 2mv/πOption C

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