Jump to content

Using Integrals to Derive Rotational Inertia of a Long, Thin Rod with Demonstration

Flipping Physics
By Flipping Physics, 02/03/2019
  • 1,107 views
  • 0 comments

We use integrals to derive the #rotationalinertia of a uniform, long, thin rod. And we demonstrate our answer is correct using a Rotational Inertia Demonstrator.

Want Lecture Notes? This is an AP Physics 😄 Mechanics Topic.

Content Times:
0:15 Rotational Inertia
0:42 Linear Mass Density
1:51 About Center of Mass
3:02 About an End
4:27 Rotational Inertia Demonstrator (RID)
6:09 About Center of RID
7:03 Comparing our answers
7:43 Demonstrating our answer

Next Video: 2 Masses on a Pulley - Torque Demonstration

Multilingual? Please help translate Flipping Physics videos!

Graphing the Rotational Inertia of an Irregular Shape

Previous Video: How the Force of Tension on a Pulley Changes with Acceleration

Please support me on Patreon!

Thank you to Christopher Becke and Faiaz Rahman for being my Quality Control Team for this video.

Recommended Comments

Comments

There are no comments to display.



Terms of Use

The pages of APlusPhysics.com, Physics in Action podcasts, and other online media at this site are made available as a service to physics students, instructors, and others. Their use is encouraged and is free of charge. Teachers who wish to use materials either in a classroom demonstration format or as part of an interactive activity/lesson are granted permission (and encouraged) to do so. Linking to information on this site is allowed and encouraged, but content from APlusPhysics may not be made available elsewhere on the Internet without the author's written permission.

Copyright Notice

APlusPhysics.com, Silly Beagle Productions and Physics In Action materials are copyright protected and the author restricts their use to online usage through a live internet connection. Any downloading of files to other storage devices (hard drives, web servers, school servers, CDs, etc.) with the exception of Physics In Action podcast episodes is prohibited. The use of images, text and animations in other projects (including non-profit endeavors) is also prohibited. Requests for permission to use such material on other projects may be submitted in writing to info@aplusphysics.com. Licensing of the content of APlusPhysics.com for other uses may be considered in the future.

APlusPhysics Books

APlusPhysics Books

×
×
  • Create New...