During the oscillation of a particle in SHM

PHYSICS · Single correct · AP · Physics C: Mechanics · Oscillations · Oscillations

Problem

During the oscillation of a particle in SHM, the kinetic energy equals

80\%

of its total mechanical energy at displacement

x

. Find

\dfrac{x}{A}

. (a)

\dfrac{1}{2}

(b)

\dfrac{2}{\sqrt{5}}

(c)

\dfrac{1}{\sqrt{5}}

(d)

\dfrac{1}{5}