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NEET 1988 (AIPMT) · Relative Velocity

Relative Velocity question from NEET 1988 (AIPMT)

Q13NEET 1988 · AIPMTEasy

Relative Velocity

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

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Answer: (d)

  1. Opposite directions: relative speed =10+5=15 m/s= 10 + 5 = 15\text{ m/s}
  2. t=15015=10 st = \frac{150}{15} = 10\text{ s}
  3. So the answer is (d) 10 sec.
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