101217 - Physics 121 1 Prof E F Redish Physics 121 Physics...

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Physics 121 12/17/10 Prof. E. F. Redish 1 12/17/10 1 Physics 121 12/17/10 2 Physics 121
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Physics 121 12/17/10 Prof. E. F. Redish 2 12/17/10 3 Physics 121 12/17/10 4 Physics 121 #1 #2 #3 #4 Q1 42% 12% 57% Q2 96% 96% 85% Q3 68% 69% 93% 63% Q4 55% 97% 87% Q5 90%/68% 95% 66% 60% Q6 23%/64% 74% 82% 46% Q7 77% 67% 24% Q8 61% 18% 46% Q9 96% 61% 25% Q10 94% 14% 14% 19%
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Physics 121 12/17/10 Prof. E. F. Redish 3 12/17/10 5 Physics 121 12/17/10 6 Physics 121
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Physics 121 12/17/10 Prof. E. F. Redish 4 12/17/10 7 Physics 121 t v a t r v ± ± = ± ± = ± ± ± ± 12/17/10 8 Physics 121 m F a net ± ± = A B B A F F ± ± ² = ± ±
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Physics 121 12/17/10 Prof. E. F. Redish 5 12/17/10 9 Physics 121 12/17/10 10 Physics 121 l k T ± = static AB kinetic AB B A kinetic AB B A B A static AB B A B A N f N f f μ ± = = ± ² ² ² ² ² sliding sliding not max 2 GmM WR m g R = ±² ± ² ±
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Physics 121 12/17/10 Prof. E. F. Redish 6 12/17/10 11 Physics 121 v m p ± ± = t F net ± = ± ± I p ± ± ± = I ± a = ± F 12/17/10 12 Physics 121 2 2 1 mv KE = r F net ± ± ± ² = Work ± mv 2 (29 = ± F net ²± ± r
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Physics 121 12/17/10 Prof. E. F. Redish 7 12/17/10 13 Physics 121 ± 1 2 mv 2 + U (29 = ± F non ² cons net ³± ± r U grav = mgh U
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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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101217 - Physics 121 1 Prof E F Redish Physics 121 Physics...

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