The minute hand of a clock is 7 cm long. Calculate the distance covered and the displacement of minute
hand of the clock from 9.00 AM to 9.30 AM.
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9:00am to 9:30am = 30 minutes
in 30 minutes angle move= 6*30= 180 degree
radius = 7cm
arc length or distance= radius X angle in radian
7xpi
7x22/7
= 22cm
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