A cyclist moving along a circular path of radius 14m, covers half round in 4s . Find average speed and average velocity
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Answer:
Radius = 14m
Distance covered = πr = 22/7 × 14 = 44m
Time taken = 4s
Hence, average speed = (44/4) m/s = 11 m/s
Diameter = 2r = 2×14m = 28m
Hence, average velocity = (28/4) m/s = 7 m/s
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