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# a body covers a semicircle a radius 7 cm in 5 sec. find its velocity

Asked by 19th September 2013, 12:57 PM
Answered by Expert
Answer:

the velocity is given as

v = displacement / time

here

displacement = radius of the circle = 7 cm = 0.07 m

and time = 5 seconds

thus,

v = 0.07/5 = 0.014 m/s

Answered by Expert 19th September 2013, 1:01 PM
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