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

10 m/s

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2 m/s

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20 m/s

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$\sqrt{2}$ m/s

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Solution

The correct option is B
2 m/s

$v = r ω = 20 \times 10 c m / s = 2 m / s$

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

The correct option is B 2 m/s v=rω=20×10 cm/s =2m/s

The correct option is B
2 m/s

$v = r ω = 20 \times 10 c m / s = 2 m / s$