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The angular speed of a fly wheel making 120 revolutions/minute is

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The angular speed of a fly wheel making 120 revolutions/minute is

(a) 2π rad/s

(b) 4π2 rad/s

(c) π rad/s

(d) 4π rad/s

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1 Answer

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Best answer

Correct Option  (d) 4π rad/s

Explanation:

120 rev / min  = 120 x 2π/60rad/sec = 4π rad/sec
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