A  point mass is subjected to two simultaneous sinusoidal displacement in `x-`direction, `
Channel: Doubtnut
Date: 2020-04-12

A  point mass is subjected to two simultaneous sinusoidal displacement in `x-`direction, `x_(1)(t) = A sin omegat` and `x_(2)(t) = A sin(omega + (2pi)/(3))`. Adding a third sinusoidal displacement `x_(3)(t) = B sin (omegat + phi)` brings the mass to complete rest. The value of `B` and `phi` are