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JEE Main20257 Apr 2025Evening ShiftPhysicsLaws of MotionActual

An object with mass 500 g moves along x -axis with speed v=4 x ~m / s . The force acting on the object is :

Options

  1. A8 N
  2. B5 N
  3. C6 N
  4. D4 N

Correct answer

D. 4 N

Step-by-step solution

aligned & F=M a & v=4 x & v^2=16 x & 2 v d v d x =16 & v d v d x = 16 2 =8 & F=0.5 8=4 N aligned

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