Government SSC General Science Question:

A moter Cycle run on a circular road @ 40Km/hours Speed.
The total weight of the Moter cycle with rider is 50Kg. He has started from a point and finished the jurney till same point with four round, which distance is 40Km per round find the toter work done by the rider?

Answer:

workdone will be zero (0) beacuse total displacement is
zero. wee know that workdone=force * dicplacement


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