What is the expression for the elastic potential energy stored in an ideal spring of…

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Work Energy and Power · Work Energy and Power

Problem

What is the expression for the elastic potential energy stored in an ideal spring of force constant

k

when it is compressed by a distance

x

? (a)

\dfrac{1}{3} k x^{2}

(b)

k x^{2}

(c)

\dfrac{1}{2} k x^{2}

(d)

2 k x^{2}