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Question

A car is going with constant speed on a circular path. If it starts from point A at t = 0 and reaches diametrically opposite point B after 2 sec then find its angular velocity.


A

π

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B

π2

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C

3π2

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D

2π

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Solution

The correct option is B

π2


In going from A to B the car is displaced by an angle of 180.

So, angular displacement = π radians

Time = 2 sec

Angular velocity = angular displacementtime
ω=π2radsec


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