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0593_C09_fm  Page 319  Monday, May 6, 2002  2:50 PM





                       Principles of Impulse and Momentum                                          319


                       P9.11.7: Repeat Problems P9.11.4 and P9.11.5 if m  = 150 kg, m  = 1200 kg, V  = 45 km/hr,
                                                                                          A
                                                                             B
                                                                  A
                       and V  = 37 km/hr.
                            B
                                                                           S



                                                                        35 mph

                       FIGURE P9.11.3                            30°   A
                       A test car colliding with a  fixed rigid
                       barrier.


                                                                            n
                                                                             n
                                                     A        A
                                                          V  A   B               n  e
                                                            45°
                                                                  V  B
                       FIGURE P9.11.4                           B
                       Intersection collision of cars.
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