A band brake is designed to absorb 5 Hp at 200 rpm. The maximum pressure of the lining and the drum is 120 psi. The angle of wrap is 3.6 radians, the width of the band is 3 inches, and the coefficient of friction (f) is 0.15. What are the forces at the tight side?
a) 590.4 pounds
b) 649.6 pounds
c) 715.2 pounds
d) 783.6 pounds
