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Question 5222
NEET Physics · Medium

Motion in a Straight Line: Relative Motion MCQ

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Relative MotionMediumQuestion 5222

Question

Two trains (200 m and 300 m long) run on parallel tracks in opposite directions at 40 m/s and 60 m/s. Time to completely cross each other is:
  1. A
    5 s
    Correct
  2. B
    10 s
  3. C
    1 s
  4. D
    2 s

Correct answer

5 s

Explanation

Relative speed = 40 + 60 = 100 m/s. Total length = 500 m. Time = 500/100 = 5 s.

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