The displacement function of oscillating body is given by x =` 0. 3 sin (10pi t + pi/6 )` where x is in metre and t is in second. Which of the given option is true

Options

A. The time period of oscillation is 5s
B. The body starts its motion from equilibrium
C. At t = 0 body is 0. 15m from equilibrium position and moving away from it
D. All of these

Answer

C

Explanation

At t = 0 body is 0. 15m from equilibrium position and moving away from it