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Diffstat (limited to '3845/CH8/EX8.5/Ex8_5.sce')
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1 files changed, 12 insertions, 0 deletions
diff --git a/3845/CH8/EX8.5/Ex8_5.sce b/3845/CH8/EX8.5/Ex8_5.sce new file mode 100644 index 000000000..333558b50 --- /dev/null +++ b/3845/CH8/EX8.5/Ex8_5.sce @@ -0,0 +1,12 @@ +//Example 8.5
+m1=0.150;//Mass of puck (kg)
+m2=70.0;//Mass of goalie (kg)
+v1=35.0;//Initial velocity of puck (m/s)
+v=(m1*v1)/(m1+m2);//Final velocity from conservation of momentum (m/s)
+printf('a.Recoil velocity = %0.2e m/s',v)
+KE_int1=1/2*m1*v1^2;//Internal kinetic energy before collision (J)
+KE_int2=1/2*(m1+m2)*v^2;//Internal kinetic energy after collision (J)
+delta_KE=KE_int2-KE_int1;//Change in internal kinetic energy (J)
+printf('\nb.Change in internal kinetic energy = %0.1f J',delta_KE)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
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