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--- 183_notes:examples:finalp [2014/07/11 03:47] – created caballero
+++ 183_notes:examples:finalp [2014/07/11 13:20] (current) – [Example: Predicting the final momentum & velocity using the Momentum Principle] caballero
@@ Line 26: / Line 26: @@
   * The free-body diagram for this situation is given by the diagram below.
-  <WRAP todo>Need figure</WRAP>
+  {{ 183_notes:hockeystickfbd.png }}
   * The final momentum of the puck is given by the update form of the [[183_notes:momentum_principle|Momentum Principle]]:  $\vec{p}_f = \vec{p}_i + \vec{F}_{net} \Delta t$ .
 ==== Solution ====
@@ Line 36: / Line 35: @@
  $\vec{p}_f = m_{puck}\vec{v}_f = \vec{F}_{net} \Delta t$
-So that,
+because the puck starts from rest. So that,
  $\vec{v}_f = \dfrac{\vec{F}_{net}}{m_{puck}} \Delta t$