Physics

Problem

Four identical springs obey Hooke’s law and have the same spring constant

k

. Each spring is stretched by the amount shown below. Which spring stores the greatest elastic potential energy? a) Spring Q:

x=3\,\text{cm}

b) Spring P:

x=2\,\text{cm}

c) Spring S:

x=5\,\text{cm}

d) Spring R:

x=4\,\text{cm}