Question
The kinetic energy of a mass $m$ is given by $\frac{1}{2} m v^{2} .$ If the speed $v$ is doubled, by what factor does the energy change?
Step 1
Step 1: The kinetic energy of a mass $m$ is given by the equation $K = \frac{1}{2} m v^{2}$, where $K$ is the kinetic energy and $v$ is the speed of the mass. Show more…
Show all steps
Your feedback will help us improve your experience
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
The kinetic energy $\left(E_{k}=\frac{1}{2} m v^{2}\right)$ of a body doubles. By what factor did the speed increase?
Physics and physical measurement
Mathematical and graphical techniques
If the velocity of an object is doubled, by what factor is its kinetic energy increased?
Work and Energy
Energy
If the kinetic energy of an object is doubled, by what factor is its velocity increased?
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD