Jump to content

Placing the Fulcrum on a Seesaw

Flipping Physics
By Flipping Physics, 01/06/2019
  • 1,038 views
  • 0 comments

Example: A 200.0 g mass is placed at the 20.0 cm mark on a uniform 93 g meterstick. A 100.0 g mass is placed at the 90.0 cm mark. Where on the meterstick should the fulcrum be placed to balance the system? Want Lecture Notes? This is an AP Physics 1 Topic.

Content Times:
0:01 Seesaw
0:33 The problem
1:28 The fulcrum
2:14 Free body diagram
2:38 Net force
3:35 Net torque
5:49 Combining equations
7:11 Testing our answer
8:11 Alternate solution

Next Video: Painter on a Scaffold - Don't Fall Off!!

Multilingual? Please help translate Flipping Physics videos!

Previous Video: Introductory Rotational Equilibrium Problem

Please support me on Patreon!

Thank you to Scott Carter, Christopher Becke, and Jonathan Everett 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...