JEE Main · 2 September 2020, Shift 2 · Q2

The displacement time graph of a particle executing S.H.M. is given in figure: (sketch is schematic and not to scale) Which of the following…

The displacement time graph of a particle executing S.H.M. is given in figure : (sketch is schematic and not to scale)

Which of the following statements is/are true for this motion?

(A)

The force is zero at $\displaystyle \mathrm{t}=\frac{3 \mathrm{~T}}{4}$

(B)

The acceleration is maximum at $\displaystyle \mathrm{t}=\mathrm{T}$

(C)

The speed is maximum at $\displaystyle \mathrm{t}=\frac{\mathrm{T}}{4}$

(D)

The P.E. is equal to K.E. of the oscillation at $\displaystyle \mathrm{t}=\frac{\mathrm{T}}{2}$