A

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Q. A body of 4.0 kg is lying at rest. Under the action of a constant force, it gains a speed of 5 m/s. The work done by the force will be ________

  • (A) 50 J
  • (B) 30 J
  • (C) 20 J
  • (D) 40 J
  • Correct Answer - Option(A)
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Explanation by: Admin
Work done = 1/2*m*V2

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