A clutch has to transmit 200 Nm of torque. Assuming uniform pressure theory and the ratio of outer to inner radii is 2.5, what are the radii for a uniform pressure of 2 MPa with the coefficient of friction of the liner material being 0.4?

A clutch has to transmit 200 Nm of torque. Assuming uniform pressure t

1.	A clutch has to transmit 200 Nm of torque. Assuming uniform pressure theory and the ratio of outer to inner radii is 2.5, what are the radii for a uniform pressure of 2 MPa with the coefficient of friction of the liner material being 0.4?
A.	35 mm and 50 mm
B.	20 mm and 50 mm
C.	35 mm and 80 mm
D.	20 mm and 80 mm
Answer» C. 35 mm and 80 mm