Kinematics Question 385

Question: A train of 150 m length it’s going towards north direction at a speed of 10ms1 . A parrot flies at a speed of 5ms1 towards south direction parallel to the railway track. The time taken by the parrot to cross the train is equal to

Options:

A) 12s

B) 8s

C) 15s

D) 16s

Show Answer

Answer:

Correct Answer: D

Solution:

The velocity of parrot w.r.t. train it’s S =5(10)15m/sec

so time taken to cross the train it’s = length of trainrelative velocity=15015=10 sec



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