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0593_C01_fm  Page 14  Monday, May 6, 2002  1:43 PM





                       14                                                  Dynamics of Mechanical Systems


                       P1.7.2: A person weighs 150 lb.

                          a. What is the person’s weight in N?
                          b. What is the person’s mass in slug?
                          c. What is the person’s mass in kg?

                       P1.7.3: An automobile A accelerates from a stop at 3 mph/sec.

                                                          2
                          a. Express the acceleration in ft/sec .
                          b. Express the acceleration in m/sec .
                                                           2
                          c. Express the acceleration in g.
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