101020-opp - Physics 121 1 Physics 121 2#1#2#3#4#5 75 45 70...

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Unformatted text preview: 10/18/10 Physics 121 1 10/18/10 Physics 121 2 #1 #2 #3 #4 #5 75% 45% 70% 40% 45% 10/18/10 Physics 121 3 F net a= 10/13/10 Physics 121 FA B = FB A m 4 FA B where F is either N , T , f , or W T = k s (spring) fA WE 10/13/10 Physics 121 μ AB N A B A = mA g 5 B I net =F net t p = mv p =I 10/18/10 Physics 121 net 6 ( mA vA ) = (F + FB mB vB ) = ( FBext + FA ( ext A A )t B )t ( mA vA ) + ( mB vB ) = FAext + FBext + ( FA mA vA + mB vB ) = F ext t ( 10/18/10 Physics 121 B + FB A ) 7 t (mAv A + mB vB )= 0 m v +m v =m v +m v i AA 10/18/10 i BB f AA Physics 121 f BB 8 (object goes backwards) 10/18/10 Physics 121 Do it! 11 ...
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This note was uploaded on 12/28/2011 for the course PHYSICS 121 taught by Professor Shawhan during the Spring '10 term at Maryland.

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