12.26 A converging nozzle is bolted to the side of a large tank. Air inside the tank is maintained at a constant 50 psia and 100 F. The inlet area of the nozzle is 10 in 2 and the exit area is 1 in 2 The nozzle discharges to the atmosphere. For isentropic flow in the nozzle, determine the total force on the bolts, and indicate whether the bolts are in tension or compression.