The particle performing S.H.M., about mean position it has

The particle performing S.H.M. about mean position, displacement and acceleration have initial phase difference of

The kinetic energy of a particle performing S.H.M. at mean position is

The potential energy of a particle performing S.H.M. at mean position is

The potential energy of a particle performing S.H.M. at mean position is

The velocity of a particle performing S.H.M. at mean position is

The acceleration of a particle performing S.H.M. at mean position is

A particle performing S.H.M. about their mean position with the equation of velocity is given by 4v^(2)=25-x^(2) , then the period of motion is