1.

The kinetic energy of a particle executing S.H.M. is 16 J when it is in its mean position. If the amplitude of oscillations is 25 cm and the mass of the particle is 5.12 kg, the time period of its oscillation is [Haryana CEE 1996; AFMC 1998]

A. \[\frac{\pi }{5}\]sec
B. \[2\pi \]sec
C. \[20\pi \]sec
D. \[5\pi \]sec
Answer» B. \[2\pi \]sec


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