1.

A 150 m long train is moving to north at a speed of 10 m/s. A parrot flying towards south with a speed of 5 m/s crosses the train. The time taken by the parrot the cross to train would be:                                          [CBSE PMT 1992]

A.                 30 s       
B.                 15 s
C.                 8 s          
D.                 10 s
Answer» E.


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