1 year

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? http://www.flippingphysics.com/impact-force-problem.html This is an AP Physics 1 Topic.

0:00 Intro

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

http://www.flippingphysics.com/impulse-introduction.html

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

Please support me on Patreon!

http://patreon.com/FlippingPhysics

0:00 Intro

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

http://www.flippingphysics.com/impulse-introduction.html

Multilingual? Please help translate Flipping Physics videos!

http://www.flippingphysics.com/translate.html

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

http://www.flippingphysics.com/instantaneous-power.html

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

Please support me on Patreon!

http://patreon.com/FlippingPhysics