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OSU - PHYSICS 1250 - Physics 1250 Class Notes W2 - Class Notes

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OSU - PHYSICS 1250 - Physics 1250 Class Notes W2 - Class Notes

School: Ohio State University
Department: Physics
Course: Physics: Mechanical, Thermal, Waves
Professor: Michael Poirier
Term: Fall 2018
Tags: 2DMotion and 3DMotion
Name: Physics 1250 Class Notes W2
Description: class notes week 2 covering 2d and 3d motion
Uploaded: 09/06/2018
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background image   MOTION 213 KE yr heading o definition I example important x locationspecified by components Lx y trigonometry fly sina.it asin A o n n cos o on cos n n ano it on tan ly x x for a right triangle x y andh are related by the pythagorean theorem L i yz he vector addition add vectors by puttingthe tail ofthe secondvector at the head orthe first ee Mmmmm t I over number or letter gignifierectorum el II 50 m E B 30 m N F I B in what is R magnitude and direction I som w t I Ajo B.jo Etan 13 1 R 58.3 m 0 31 N of E or 0 590 E or N v s magnitude distance fromorigin vector subtraction turn second vector 1800 andattach to tip et K it II 50 m E B 30 m N F I B R 3 S OF E so in generalvectors being addedsubtracted 4 perpendicular Lt NY ay I Aix ayy sx ax v
background image Unitvector unit long directed along axis L normally Q and J but sometimes 9 and bold et I som 300abovex axis B 30m 600above x axis I I axe ayy 15 13 1 By J s ax go cos300 43 m Bx 30 cos boo is m Bx Ay 50 sin300 25 m By 30sin 600 26 m R I 1 B Axt Bx I Ay Byy 582 514 magnitude ofR j582 sT 77.5 m on tan 15 410 above x axis motion in x and y directions are independent of eachother connected by time solvekinematicequations in x and y directionsseparately or Er r Jar _Not f um of ot o.at DI at fav at a of It DI dt kinematic equations for constant acceleration in 2D X V In X displacement 04 f finalvelocity V4f i initialvelocity VYi ax acceleration Ay time to VH Vx ax t o Vy f Vy ay t ox I WH Vx t 004 21 Ivy r Vy t o o Ox Vy 1 tax 12 Oy Vy 1 1 Iz ay 12 v f2 Vy 2 Zaxox oVyf2 Vy Zay dy et two people areon a raft person 1 paddles and accelerates O.sn s2 person 2 paddles and accelerates to missE startfromrest Whatis their velocity after 10 seconds x y Vx O Vy O Vw Vx tax1 Vy r Vy t Agt V r Vy r O t 1110 O t L 5 to ay L ay O s to mis 5 mis s t 10 s t 105 What is their speed 10 181 v vvxzi vyz vuop.tl 11.2 mls what is thedirection Q tan V tan 1,5 0 2560 N ofE

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School: Ohio State University
Department: Physics
Course: Physics: Mechanical, Thermal, Waves
Professor: Michael Poirier
Term: Fall 2018
Tags: 2DMotion and 3DMotion
Name: Physics 1250 Class Notes W2
Description: class notes week 2 covering 2d and 3d motion
Uploaded: 09/06/2018
3 Pages 26 Views 20 Unlocks
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