Skip to content
View in the app

A better way to browse. Learn more.

APlusPhysics Community

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.

Video Discussion: Calculating the Force of Impact when Stepping off a Wall

Featured Replies

Name: Calculating the Force of Impact when Stepping off a Wall
Category: Momentum and Collisions
Date Added: 2016-09-08
Submitter: Flipping Physics

A 73 kg mr.p steps off a 73.2 cm high wall. If mr.p bends his knees such that he stops his downward motion and the time during the collision is 0.28 seconds, what is the force of impact caused by the ground on mr.p? Want lecture notes? This is an AP Physics 1 Topic.

Content Times:
0:21 Translating the problem
1:32 Splitting the problem into parts
3:07 Substituting in known variables
4:30 Finding the final velocity for part 1
6:21 Substituting back into Force of Impact equation
7:23 Converting to pounds

Next Video: Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall

Multilingual? Please help translate Flipping Physics videos!

Previous Video: Instantaneous Power Delivered by a Car Engine - Example Problem

Please support me on Patreon!

A big thank you to Jean Gifford for donating the money for Bo and Billy’s bathrobes!



Calculating the Force of Impact when Stepping off a Wall

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.

Guest
Reply to this topic...

Account

Navigation

Search

Search

Configure browser push notifications

Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.