O (A) The ratio between the isentropic enthalpy drop in the rotor and the specific work of the stage is 0.5 O (B) The ratio between the enthalpy drop in the rotor and the specific work of the stage is 0.5 O (C) The ratio between the isentropic enthalpy drop in the rotor and the overall isentropic enthalpy drop in the stage is 0.5 O (D) The ratio between the pressure drop in the rotor and the overall pressure drop in the stage is 0.5

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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In an REACTION turbine stage with kinematic degree of reaction R=0.5:
O (A) The ratio between the isentropic enthalpy drop in the rotor and the specific work of the stage is 0.5
O (B) The ratio between the enthalpy drop in the rotor and the specific work of the stage is 0.5
O (C) The ratio between the isentropic enthalpy drop in the rotor and the overall isentropic enthalpy drop in the stage is 0.5
O (D) The ratio between the pressure drop in the rotor and the overall pressure drop in the stage is 0.5
Transcribed Image Text:In an REACTION turbine stage with kinematic degree of reaction R=0.5: O (A) The ratio between the isentropic enthalpy drop in the rotor and the specific work of the stage is 0.5 O (B) The ratio between the enthalpy drop in the rotor and the specific work of the stage is 0.5 O (C) The ratio between the isentropic enthalpy drop in the rotor and the overall isentropic enthalpy drop in the stage is 0.5 O (D) The ratio between the pressure drop in the rotor and the overall pressure drop in the stage is 0.5
The stage represented in the figure refers to the following machine (w. relative velocity, c: absolute velocity, u tangential blade
speed)
S
wimgit21p1759 261904
L 21 p1759 s261904
p1759 s 261904
O (A) An axial turbine, which is typically able to elaborate LOW flow rates
O (B) An axial compressor, which is typically able to elaborate LOW flow rates
O (C) An axial turbine, which is typically able to elaborate HIGH flow rates
1759 6261904
261904
O (D) An axial compressor, which is typically able to elaborate HIGH flow rates
Transcribed Image Text:The stage represented in the figure refers to the following machine (w. relative velocity, c: absolute velocity, u tangential blade speed) S wimgit21p1759 261904 L 21 p1759 s261904 p1759 s 261904 O (A) An axial turbine, which is typically able to elaborate LOW flow rates O (B) An axial compressor, which is typically able to elaborate LOW flow rates O (C) An axial turbine, which is typically able to elaborate HIGH flow rates 1759 6261904 261904 O (D) An axial compressor, which is typically able to elaborate HIGH flow rates
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