A clutch has outer and inner diameters 100 mm and 40 mm respectively. Assuming a uniform pressure of 2 MPa and coefficient of friction of liner material 0.4, the torque carrying capacity of the clutch is

A clutch has outer and inner diameters 100 mm and 40 mm respectively.

1.	A clutch has outer and inner diameters 100 mm and 40 mm respectively. Assuming a uniform pressure of 2 MPa and coefficient of friction of liner material 0.4, the torque carrying capacity of the clutch is
A.	148 Nm
B.	196 Nm
C.	372 Nm
D.	490 Nm
Answer» C. 372 Nm