Question

7. A train of 150 metre length is going towards
north direction at a speed of 10 m/s. A parrot
flies at the speed of 5 m/s towards south
direction parallel to the railways track. The
time taken by the parrot to cross the train is​

Answer 1

Answer:

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

150

=10s.