A cyclist along circular path of radius 14m, cover half in 4 seconds. Find average speed and average velocity in half round
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8
Answer:
Explanation:
Half Circle
So half pi r
(22/7*14)
So distance is 44m in 4secs
Speed is dit/time
=44/4 =11m/s
Displacement is diameter
=2*r=28m
V=d/t
V=28/4=7m/s
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