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>>Systems of Particles and Rotational Motion
>>Angular Velocity and its Relation with Linear Velocity
>> $A body is whirled in a horizontal circle$

Question

A body is whirled in a horizontal circle of radius $20$ cm. It has angular velocity if $10$ rad/s. What is the linear velocity at any point on the circular path?

A

$10 m / s$

B

$2 m / s$

C

$20 m / s$

D

$2$ $m / s$

Medium

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Updated on : 2022-09-05

Solution

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Correct option is B)

Given,

Radius of circle, $r = 20 c m = 0.2 m$

Angular velocity, $ω = 10 r a d / s$

Linear velocity, $v = r \times ω = 0.2 \times 10 = 2 m / s$

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