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phy141:examprep:m1f12 [2012/10/03 15:09]
mdawber [Midterm 1 Scores]
phy141:examprep:m1f12 [2012/10/03 15:10] (current)
mdawber [Midterm 1 Q1 solution (Ave Score: 33.3/35)]
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 $T=(1+\frac{1}{8}g)=11.025\mathrm{N}$ $T=(1+\frac{1}{8}g)=11.025\mathrm{N}$
  
-F. How much work is done by gravity on \textbf{the two block systemduring the motion in part (C)?+F. How much work is done by gravity on the two block system during the motion in part (C)?
  
 $0 \mathrm{J}$ $0 \mathrm{J}$
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 OR OR
  
-How much work is done by gravity on \textbf{the two block systemduring the motion in part (C)?+How much work is done by gravity on the two block system during the motion in part (C)?
  
 $\frac{1}{2}(m_{1}+m_{2})v^{2}=\frac{1}{2}(4)0.6125^{2}=0.75\mathrm{J}$ $\frac{1}{2}(m_{1}+m_{2})v^{2}=\frac{1}{2}(4)0.6125^{2}=0.75\mathrm{J}$
phy141/examprep/m1f12.txt ยท Last modified: 2012/10/03 15:10 by mdawber
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