8. If stage efficiency is S, blade efficiency is B and nozzle efficiency in N, then
A. B = SN
B. BSN = 1
C. S = B.N
D. N = B.S
8. If stage efficiency is S, blade efficiency is B and nozzle efficiency in N, then
A. B = SN
B. BSN = 1
C. S = B.N
D. N = B.S