the minute hand of a tower clock is 1.4 M long. How far does the tip of the hand move in 1 hour?
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In one hour minute hand of clock completes 1 circle so radius=1.4
Distance covered by the tip of minute hand is 2pi r=2*22/7*1.4= 2*22*0.2=8.8
Distance covered by the tip of minute hand is 2pi r=2*22/7*1.4= 2*22*0.2=8.8
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