Question

a) A body travels from A to B at 40 m/s and from B to A at 60 m/s. Calculate the average
speed and average velocity.
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Answer 1

Answer:

Total time taken is (d/40) + (d/60). Hence average speed = total distance/total time taken = 48 m/s. Average velocity = displacement/time. Since the body is back to same point, displacement = 0.