See also:
What is the area under a force-extension graph??
Work done.
The energy put into a spring by stretching it is called??
Elastic potential energy.
Stretching a spring over a distance is doing what in relation to work done??
Applying a force over a distance.
What does the area of the triangle represent??
Work done.
What is the formula for the area of the triangle??
$$ \frac{1}{2}Fx $$
The formula for the area of the triangle is $\frac{1}{2}Fx$. How could you also write $F$??
$$ F = kx $$
Substitute $F = kx$ into $\frac{1}{2}Fx$??
$$ \frac{1}{2}kx^2 $$
What is the formula for elastic potential energy??
$$ E = \frac{1}{2}kx^2 $$
Elastic potential energy is directly proportional to…??
$$ E \propto x^2 $$
If you double extension, what happens to the elastic potential energy??
It quadruples.
How could you calculate the velocity of a compressed spring being released??
Equate kinetic energy to elastic potential energy.
Backlinks
Metadata
date: 2020-11-30 12:52
tags:
- '@?physics'
- '@?public'
- '@?school'
- '@?year-1'
title: Physics - Elastic Potential Energy