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phy131studiof16:lectures:finalp1sol [2016/12/14 14:34]
mdawber [Question 3]
phy131studiof16:lectures:finalp1sol [2016/12/14 14:35] (current)
mdawber [Question 3]
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 F. (5 points) How much kinetic energy does the bomb have when it hits the car? F. (5 points) How much kinetic energy does the bomb have when it hits the car?
  
-$\frac{1}{2}mv_{0}^{2}+mgh=\frac{1}{2}\times50\times100^{2}+240590=250000+240590=490590\mathrm{J}$+$\frac{1}{2}mv_{0}^{2}+mg(h-y_{car})=\frac{1}{2}\times50\times100^{2}+240590=250000+240590=490590\mathrm{J}$
  
  
phy131studiof16/lectures/finalp1sol.txt ยท Last modified: 2016/12/14 14:35 by mdawber
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