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1. |
In a steam turbine, the nozzle angle at the inlet is 18°. The relative velocity is reduced to the extent of 6 % when steam flows over the moving blades. The output of the turbine is 120 kJ/kg flow of steam. If the blades are equiangular, the speed ratio and the absolute velocity of steam at inlet for maximum utilization are nearly |
A. | 0.42 and 230.2 m/s |
B. | 0.48 and 230.2 m/s |
C. | 0.42 and 515.1 m/s |
D. | 0.48 and 515.1 m/s |
Answer» E. | |