engineering recuitment BHEL Engineer Trainee Mock Test 2025 Power Engineering Steam Turbine Impulse Turbine
Which of the following is the effect of frictional resistance to the flow of the steam jet over the blade in steam turbines?
1
There is no effect of frictional resistance to the flow of the steam jet over the blade.
2
The velocity of flow at the outlet to the moving blade is less than that of flow at the inlet to the moving blade.
3
The velocity of flow at the outlet to the moving blade is greater than that of flow at the inlet to the moving blade.
4
The velocity of flow at the outlet to the moving blade is equal to that of flow at the inlet to the moving blade