Physics, asked by riyika, 1 year ago

a body moves at a speed of 100m per second for 10 second and then moves at a speed of 200m per second for 20 second along the same direction . the average speed is?

Answers

Answered by ayeshakhan12
1
total distance=(100+200)m
=300km
total time=(10+20)sec
=30sec
average speed=total distance/total time
=300/30
=10m/sec
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