A body can have zero average velocity but not zero average speed.explain
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because....
for avg velocity ......when displacement becomes zero it will also become zero...
avg velocity = displacement/total time
but for avg speed it cannot be zero....total distance travelled cannot be zero.
therefore it will not be zero
avg speed= total distance / total time...
for avg velocity ......when displacement becomes zero it will also become zero...
avg velocity = displacement/total time
but for avg speed it cannot be zero....total distance travelled cannot be zero.
therefore it will not be zero
avg speed= total distance / total time...
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