Generation of Electrical Energy
In a regenerative feed heating cycle, the optimum value of the fraction of steam extracted for feed heating

None of these
Increases with increase in Rankine cycle efficiency
Is unaffected by increase in Rankine cycle efficiency
Decreases with increase in Rankine cycle efficiency

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Generation of Electrical Energy
The effect of considering friction losses in steam nozzle for the same pressure ratio leads to

no change in exit velocity from the nozzle
increase or decrease depending upon the exit quality of steam
decrease in exit velocity from the nozzle
increase in exit velocity from the nozzle

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