An athlete runs on a circular track of radius 50m from the starting point a with a constant speed. it takes 50s for him to reach point b which is at the other end of the diameter drawn from
a. calculate the distance covered,displacement and the speed.
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circumference=2πr=2×3.14×50=314m
50sec for half round, so 100 sec =full round,
a) Distance=2πr=314m
b)displacement= 0
bcz he came to start point again therefore displacement = 0
c) speed =distance/time
s=314/100
s=3.14ms-¹
50sec for half round, so 100 sec =full round,
a) Distance=2πr=314m
b)displacement= 0
bcz he came to start point again therefore displacement = 0
c) speed =distance/time
s=314/100
s=3.14ms-¹
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An athlete runs on a circular track of radius 35m with a speed of 27 km per hour. Calculate the time taken to complete3.5rounds Also calculate his net displacement at the end of 3.5rounds
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