# A mass is suspended from the end of a spring. When the system is oscillating the amplitude of oscillation is 4 cm and the maximum kinetic energy of oscillation of the system is 1 joule. Then the force constant of the spring is

$\begin {array} {1 1} (1)\;2500\: N/m & \quad (2)\;1250\: N/m \\ (3)\;500\: N/m & \quad (4)\;250\: N/m \end {array}$

## 1 Answer

(2) 1250 N/m
answered Nov 7, 2013 by

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