At , a particle executing simple harmonic motion is at a displacement equal to on the…

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Oscillations · Oscillations

Problem

t=0

, a particle executing simple harmonic motion is at a displacement equal to

\dfrac{A}{2}

on the positive side and is moving towards the equilibrium position. In the expression

x = A\cos(\omega t + \phi)

, which one of the following values can

\phi

take (in the range

0

2\pi

)? (a)

\dfrac{5\pi}{3}

(b)

\dfrac{\pi}{6}

(c)

\dfrac{\pi}{3}

(d)

\dfrac{2\pi}{3}