lec07-203-08impulse-mom

lec07-203-08impulse-mom - 7-1momentum conservation7-2P

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 7-1momentum conservation7-2P conservedaallalljjjjjjinitfinalm vm v=ahP=ca( )( )allalljxjjxjjjinitfinalm vm v=allalljjjjjjinitfinalm vm v=initfinalPP=()()allalljyjjyjjjinitfinalm vm v=()()x initxfinalPP=()()y inityfinalPP=2-D or 2 bodiesgeneralexternalF=caIsolated system1-Dmomentum conservationinitfinalPP=caca7-2aSimple P conservation examplesm1vm2m1+m2vifpi= pfm1v + 0 = (m1+m2) v]211m[mvmv'+=7-3Simple P conservation examplesm1v2m2ifpi= pf0 = m1v1 + m2v7-4v1m2m1- m1v1 = + m2vIf you can reverse the objects vs7-5CO2gasM=113 Kgm=1.5 KgNewtons force reaction force (3nd) Law & momentum conservation in rocket demoABFA(B) = - FB(A) FA(B)FB(A)force on Bforce on Adue to Bdue to ANewtons 3rdLaw(simple but powerful !!)Fma=orpFt=Newtons 2rdLawpmv=A+B system: no external forcesFtot= FA+ F...
View Full Document

This note was uploaded on 04/14/2008 for the course PHYSICS 203 taught by Professor Croft during the Spring '08 term at Rutgers.

Page1 / 22

lec07-203-08impulse-mom - 7-1momentum conservation7-2P

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online