if a car completes two rounds of a circular track of a diameter of 4km in 1 hour. find out the average velocity of the car.
a) 6.98 m/s , 0 m/s b) 7.98 m/s , 6.98 m/s
c) 25.13 m/s, 25.13 m/s d) 12.56 m/s , 0 m/s
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I think it is (a) ....mm.
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