engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Power Engineering Steam Turbine Nozzle and Diffuser
Air is accelerated isentropically from 100 m/s to 300 m/s in a nozzle. If the temperature at the inlet is 127°C, the inlet Mach number is (take R = 287 J/(kg K) and specific heat ratio = 1.4)
1
0.249
2
0.442
3
0.747
4
0.333