Minute hand of a clock is 10 cm long find the average speed of its tip from 3.00p.m to 3.15p.m
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Explanation:
distance travelled by the tip = 1/2 * πR = 0.5*3.14*10 = 15.7 cm
time taken for this = 15 min
speed = 15.7/15 cm/min
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