a single acting four stroke 24"x 32" diesel engine with 8 cylinder was designed to produce 2,200 bhp at 580 rpm. the fuel consumption was 120 lb/hr with a heating value of 20400 btu/lb. compute the indicated mean pressure if the mechanical efficiency is 88%
A. 35.7 psi
B. 18.2 psi
C. 22.8 psi
D. 29.5 psi