18 Conservation of Energy and Friction

18 Conservation of Energy and Friction - For the following...

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For the following situation, give an expression for conservation of energy: a) in terms of U i , U f , K i , K f , f k , and d. b) in terms of m, f k and the given numbers. v i = 5m/s y f = 0.5m 35°
For the following situation, would the ball travel as high if it were twice the mass? v i = 5m/s y f = 0.5m 35°

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For the following situation, give an expression for conservation of energy: a) in terms of U i , U f , K i , K f , f k , and d. b) in terms of m, d, f k and the given numbers. y i = 500m y f = 400m v i = 0m/s
What would happen to the final speed if the bridge shown were built between the two hills (the bridge produces the same friction as the ground)? a) it would be greater than without the bridge. b) it would be less than without the bridge. c) it would be the same as without the bridge. y i = 500m y f = 400m v i = 0m/s

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the track. Give an expression for conservation of energy: a) in terms of U i , U f , K i , K f , f k , and d. b) in terms of m, f
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This document was uploaded on 04/15/2011.

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18 Conservation of Energy and Friction - For the following...

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