The potential energy of a particle of mass \'m\' situated in a unidimensional potential
Channel: Doubtnut
Date: 2020-01-26

The potential energy of a particle of mass \'m\' situated in a unidimensional potential field varies as `U(x) = U_0 [1- cos((ax)/2)]`, where `U_0` and a are positive constant. The time period of small oscillations of the particle about the mean position-