if a body on a circular path of radius 21 cm with a velocity of 2 metre per second.find the time to complete rotation
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Answer:
0.66minute is answer.........
Explanation:
distance of circular path=circumference of the circular path (2πr)
=2×22/7×21 cm
=132 cm
=1.32m
t=s/v
t=1.32/2
t=0.66minute ans
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