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Q. 14.9 (ii) A spring having with a spring constant 1200\; N\; m^{-1} is mounted on a horizontal table as shown in Fig. 14.24. A mass of 3\; kg is attached to the free end of the spring. The mass is then pulled sideways to a distance of 2.0\; cm  and released.



(ii) maximum acceleration of the mass, and

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A body executing S.H.M experiences maximum acceleration at the extreme points

\\a_{max}=\frac{F_{A}}{m}\\ a_{max}=\frac{kA}{m}\\ a_{max}=\frac{1200\times 0.2}{3} \\a_{max}=8ms^{-2} (FA = Force experienced by body at displacement A from mean position)

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