Usha swims in a 90 meter long pool. She covers 180 m in one minute by swimming from one end to the other and back along the same start path find the average speed and average velocity of Usha
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the answer is 3m/s and 3 m/s
plutonia:
hey!! avg velocity will be 0....I guess
why
avg velocity is total displacement/ total time
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see the image for the answer
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