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EXERCISE 5






      Calculate the values of F so that the objects are in equilibrium.
                                                            2


          i)                                                              ii)


                                                                                                                                       F 3

                  F 1                       F 2


                                                                                          F 1





                                                                                                                        60°



                  F 3                         F                                           F 2

                                      F 4       5

                                                                                                     F = 10 N
                        F = 100 N                                                                       1
                           1
                        F = ? N                                                                      F = ? N
                                                                                                        2
                           2
                        F = 150 N                                                                    F = 4 N
                           3
                        F = 100 N                                                                       3
                           4
                        F = 200 N                                                                      θ = 60˚
                           5
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