4 ) m, = 400 kg my = 1200 kg MS = 0.5 MK = 0.4 * for all surfaces * 50 30 a )
4 ) m, = 400 kg my = 1200 kg MS = 0.5 MK = 0.4 * for all surfaces * 50 30 a ) Find applied force of engine to start moving ( 3 marks) b) The system acceleration once moving ( 2 marks) c ) The tension in the rope. (2 marks)
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