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A particle of mass 0.3 kg is subjected to a force F=−kx with k=15 N/m.

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asked Mar 29, 2018 in Physics by shabnam praween (19,050 points) ● 5 ● 6 ● 8

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

(1) 3 m/s2

(2) 15 m/s2

(3) 5 m/s2

(4) 10 m/s2

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answered Mar 29, 2018 by santoshjha (25,550 points) ● 4 ● 5 ● 6
selected Mar 30, 2018 by Vikash Kumar
 
Best answer

The correct answer is (4)

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