If a disk is rotating with 6 revolutions in one minute. Find out its frequency of rotation.

360 Hz

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60 Hz

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10 Hz

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1 Hz

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0.1 Hz

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Solution

The correct option is D 0.1 Hz
Given : Number of revolution $N = 6$ $t = 1$ min $= 60$ s
Thus its frequency of rotation $ν = \frac{N}{t} = \frac{6}{60} = 0.1$ Hz

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If a disk is rotating with 6 revolutions in one minute. Find out its frequency of rotation.

The correct option is D 0.1 HzGiven : Number of revolution N=6 t=1 min =60 sThus its frequency of rotation ν=Nt=660=0.1 Hz

The correct option is D 0.1 Hz
Given : Number of revolution $N = 6$ $t = 1$ min $= 60$ s
Thus its frequency of rotation $ν = \frac{N}{t} = \frac{6}{60} = 0.1$ Hz