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QUESTION 1: a) Define the concept of absolute viscosity. b) A cylindrical body of diameter 50mm, length 100mm and weight 16N slides vertically downward into

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QUESTION 1: a) Define the concept of absolute viscosity. b) A cylindrical body of diameter 50mm, length 100mm and weight 16N slides vertically downward into 52mm diameter cylindrical tube. If the space between the cylindrical body and tube is filled with oil which has a dynamic viscosity of 1.9N.s/m2, determine its velocity of fall. c) If the kinematic viscosity of benzene is 7.42107m2/s and the specific gravity is 0.86, determine the absolute viscosity

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