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QUESTION THREE a) Explain what is meant by Slip of a belt. (2 Marks) b) A belt and pulley system uses a flat belt

QUESTION THREE a) Explain what is meant by "Slip of a belt". (2 Marks) b) A belt and pulley system uses a flat belt of cross-sectional area 800mm and density 1200kg/m. The angle of lap is 160 on the smaller pulley. The coefficient of friction is 0.3. The maximum stress allowed in the belt is 3N/mm. Calculate: (i) The maximum power transmitted by varying the speed.. (ii) The speed at which it occurs, and (iii) The initial belt tension. (8 Marks) (5 Marks) (5 Marks) (TOTAL 20 Marks)

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