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JEE Main2005PhysicsLaws of MotionActual

Consider a car moving on a straight road with a speed of 100 ~m / s . The distance at which car can be stopped is [ _ k =0.5 ]

Options

  1. A800 ~m
  2. B1000 ~m
  3. C100 ~m
  4. D400 ~m

Correct answer

B. 1000 ~m

Step-by-step solution

_ k mgs = 1 2 mu ^2 ~s = u ^2 2 _ k g =1000 ~m

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