1.

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

A. \[15\text{ }m/{{s}^{2}}\]
B. \[3\text{ }m/{{s}^{2}}\]
C. \[10\text{ }m/{{s}^{2}}\]
D. \[5\text{ }m/{{s}^{2}}\]
Answer» D. \[5\text{ }m/{{s}^{2}}\]


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