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Asked: 2021-02-11T12:00:54+00:00 In:

A particle of mass 0.3 kg is subjected to a force of F = – kx with k = 15 Nm⁻¹ . What will be its initial acceleration if it is released from a point 20 cm away from the origin?

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NCERT Solutions for Class 11 Science Newton’s law of motion and friction 3
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Newton’s law of motion and friction
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    1 Answer

    1. As F = ma so F = – kx = ma
      a= -kx/m
      for x = 20 cm, ⇒ a = – 10 m/s²

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