# physics

if an object has covered first 30 m distance in 5 sec and other 40 m distance in 20 min.find the average speed in cgs system.

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1. total distance is 30m + 40m = 60m = 6000cm
total time is 5s + 20*60s = 1205s

avg speed is thus 6000/1205 = 4.98cm/s

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posted by Steve

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