Q. Under certain conditions, the specific enthalpies of dry steam, saturated water and wet steam are 2783 kJ/kg, 1219 kJ/kg and 2750 kJ/kg respectively. Determine the dryness fraction of wet steam.

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Q. What includes fixed cost?

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Q. Name the major isotope present in steam generated in a Boiling Water Reactor.

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Q. Efficiency of a power plant is more in summers or winters?

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Q. What is the mechanical efficiency of turbine?

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Q. The steam power plant is a bulk energy converter where fuel energy is converted to?

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Q. Rate of energy released by the combustion of the fuel is given by?

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Q. The overall efficiency n(overall) of a steam power plant is given by?

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Q. Which of the following shows the correct relation? (nboiler denotes efficiency of a boiler)

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Q. The mechanical efficiency of a turbine is given by? (ntm denotes the mechanical efficiency)

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Q. If Q₁ represents the rate of heat addition to the cycle and Wnet represents net cycle work output, the expression for net cycle heat rate is?

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Q. The generator efficiency n of the electric alternator is?

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Q. Which of these is not an auxiliary equipment in a power plant?

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Q. Which of these shows the formula for the efficiencies of the auxiliaries n₁?

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Q. What approximate percentage of energy in the fuel is converted to electricity?

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Q. Heat rejection in a condenser is to?

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Q. Heat rate indicates?

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Q. Which of the following parameters affects the fuel economy?

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Q. Gross cycle heat rate is equal to?

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Q. The relation between heat rate & efficiency is?

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