Question:

A particle of mass 0.3 kg is subjected to a force F = -kx with k = 15N/m. What will be its initial acceleration if it is released from a point 20 cm away from the origin

q2

Options :

  • (a) 0.2 kg m sec-1
  • (b) -0.2 kg m sec1
  • (c) 0.1 kg msec 1
  • (d) -0.4 kg m sec-1

Answer :

(b) -0.2 kg m sec1

Answer Steps :

step 1:

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