101105 - Physics 121 11/5/10 11/5/10 Physics 121 1 11/5/10...

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Physics 121 11/5/10 Prof. E. F. Redish 1 11/5/10 1 Physics 121 11/5/10 2 Physics 121 11/3/10 3 Physics 121 R Position Velocity Acceleration ± R R v ± t ± v v a ± t R v a R v v a v t a R t v 2 = = ± = ±
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Physics 121 11/5/10 Prof. E. F. Redish 2 11/5/10 4 Physics 121 r R mv F r R v m F r R v a m F a net net net ˆ ˆ ˆ 2 2 2 ± = ± = ± = = ± ± ± ± ± always in order for the object to move in a circle with constant speed. Therefore, to do this, we need a net force. 11/5/10 5 Physics 121 ± = L R (in radians) whole circle = 2 ² R R = 2 ± rad deg = 2 360 11/5/10 6 Physics 121 x y ± t t ± ± = ± ± = = ³ ´ µ degrees)
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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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101105 - Physics 121 11/5/10 11/5/10 Physics 121 1 11/5/10...

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