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An electric fan rotates 100 times in one second. If the length of its wing from its axis of rotation is 0.5m. Then what would be the speed of the fan |
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Answer» Answer: 100pi Explanation: FREQUENCY = 100 times in one second f=1/t speed(V)=2pi*radius 100=v/2pi*(0.5) SOEED (v) = 100pi m/s |
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