SSC SSC JE Mechanical 2025 Mock Test Series (Paper 1 & Paper 2) Fluid Mechanics Turbomachinery Reaction Turbine
The data for an impulse steam turbine are given as follows.
(i) Mean blade velocity = 400 m/s
(ii) Absolute velocity of steam at the inlet to the moving blade = 1200 m/s
(iii) Sum of velocities of whirl at the inlet and the outlet of the blade = 1500 m/s
What will be the efficiency of the blade?
1
0.83
2
0.42
3
0.5
4
0.67