The torque developed by a disc clutch is given by

• A. T = 0.25 ¬¨¬®¬¨¬µ.W.R
• B. T = 0.5 ¬¨¬®¬¨¬µ.W.R
• C. T = 0.75 ¬¨¬®¬¨¬µ.W.R
• D. T = ¬¨¬®¬¨¬µ.W.R