A body travels along a circular path of radius 70metre. After travelling half a revolution in 20seconds. Find the speed of the body.
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Answered by
2
Answer:
Speed of body = 11 m/s
Explanation:
Given :-
Total time = 20 sec
Radius of field = 70 m
We know that
perimeter of circle = 2πr
= 2*22/7*70
= 2*220
= 440 m
Total distance = 220 m (half revolution)
Total time = 20 sec
Hence,
speed = distance/time
= 220/20
= 11 m/s
Answered by
2
Answer:
Answer will be 11m per s
Explanation:
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