Quiz 4 & Solutions - NAME: Physics 116 Quiz #4 _ TA:...

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NAME : _ Physi cs 116 Quiz #4 TA: John Read 40 points 40 minutes No Calculators Answer the following probl em s.. Show yO UI work to receive fuji credit, write clearly and explain your reasoning. Y our an sw ers should be in terms of given quantities only. Problem 1 [10 points) .. ' M h o k / .. I ",' R / I ' / 1 450 -, / I ' I I I A c A sled of mass M is sliding down a smooth, snowy hillside (frictionless) . The rider starts from lest at the top of the hill (h) and jumps the sled off the end of a lamp (B), landing smoothly on flat ground ( C) . Consider the motion of the sled from its starting point at height h until it lands lUld at C in the following questions, (a) [3pts] On the graph below, plot the potential energy Vex ) of the sled as a function of x, indicate the total mechanical energy E(x) and the kinetic ener gy 'K(x) from the origin 0 to point C ' U(x) c B A o -;;t--- - - ----- --:- ----;;--- - --,--r:-~. x
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Give answers in terms of g, M, R, h, x. (b
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This homework help was uploaded on 10/25/2007 for the course PHYS 1116 taught by Professor Elser, v during the Fall '05 term at Cornell University (Engineering School).

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Quiz 4 & Solutions - NAME: Physics 116 Quiz #4 _ TA:...

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