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1 joule of work done when a force of 1 N
                                   acts through a
                                  distance of 1 m.
                       Under frictionless conditions, no work is
                              done when the object is
                      moving at a uniform velocity, since no
                                  resultant force is
                                      applied.
                         If force is applied on an object, and
                             there is no movement the
                   magnitude of work = 0 J



                  15.1.  Assessment


                           Type                           Purpose                                  Content of the assessment
                  Class Activity              To test Understanding

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