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A 120 m long train is moving towards wes...

A 120 m long train is moving towards west with a speed of 10 `m//s`. A bird flying towards east with a speed of 5 `m//s` crosses the train. The time taken by the bird to cross the train will be

A

16 sec

B

2 sec

C

10 sec

D

8 sec

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The correct Answer is:
D
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