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The efficiency of a combined cycle gas turbine(steam cooled) can range as high as ________

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in Automobile Engineering by (80.5k points)
The efficiency of a combined cycle gas turbine(steam cooled) can range as high as ________

(a) 20%

(b) 30%

(c) 40%

(d) 60%

The question was asked during an online interview.

My question is taken from Heat Engines in chapter Internal Combustion Engines of Automobile Engineering

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Best answer
The correct choice is (d) 60%

The best explanation: A steam cooled combined cycle gas turbine can have efficiency as high as 60%.

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