A 150m long train is moving to north at a speed of 10m/s.A parrot flying towards south with speed of 5m/s crosses the train.The time taken by parrot the cross to train would be
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by concept of relative velocity vnett becomes 10+5=15 as they moving in opposite direction.
the time period =distance/vnett
=150/15=10seconds
the time period =distance/vnett
=150/15=10seconds
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