train of 150 metre long this going towards north direction at a speed of 12 metre per second at flies and the speed of 3 metre per second towards south direction parallel to the railway tracks the time taken by the parrot to cross the train is
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Answer:
Relative velocity of the parrot w.r.t. the train [10−(−5)]=(10−(−5))m/s=15m/s
Time taken by the parrot to cross the train
= 15 /15
=10s.
Step-by-step explanation:
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