When the Position of a Simple Harmonic Oscillator Is Equal

Multiple Choice

When the position of a simple harmonic oscillator is equal to A/2, where A is the amplitude, the kinetic energy is

A) (3/4) kA²
B) (1/4) kA²
C) (3/8) kA²
D) (1/8) kA²
E) (1/2) kA²