engineering recuitment BHEL Engineer Trainee Mock Test 2025 Power Engineering Steam Turbine Nozzle and Diffuser
An aircraft is in its take off roll at sea level with ambient temperature of 18°C. What is the approximate speed of the aircraft if the temperature measured by a probe at the exit of the engine diffuser is 36°C? (Assuming air stagnation at diffuser outlet and Cp of air as 1.0 kJ/kg.K)
1
12 m/s
2
3 m/s
3
6 m/s
4
189 m/s