Water flows at 30 gal/min through the 0.75-in.-diameter double-pipe bend. The pressures ar...

Water flows at 30 gal/min through the 0.75-in.-diameter double-pipe bend. The pressures are p1 = 30 lbf/in.2 and p2 = 24 lbf/in.2. Compute the torque T at point B necessary to keep the pipe from rotating.