The displacement of a particle from its mean position (in meter) is given by `Y = 0.2 sin(10 pi t + 1.5 pi) cos (10 pi t + 1.5 pi)`. The motion of the particle is

Options

A. Periodic but not SHM
B. non-periodic
C. SHM with period 0.1 sec
D. SHM with period 0.2 sec

Answer

C