Steam Boilers, Engines, Nozzles and Turbines
The overall efficiency of thermal power plant is

Regenerative cycle efficiency
Boiler efficiency, turbine efficiency, generator efficiency
All the three above plus gas cycle efficiency
Carnot cycle efficiency

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Steam Boilers, Engines, Nozzles and Turbines
Which is not correct statement about effect of sulphur in fuel?

It leads to corrosion of air heaters, ducting, etc. if flue gas exit temperature is low
It erodes furnace walls
It has heating value
It helps in electrostatic precipitation of ash in flue gases

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Steam Boilers, Engines, Nozzles and Turbines
Boiler H.P. is defined as the

Work done by 1 kg of steam at saturation condition
Steam evaporation rate per kg of fuel fired
Work done in evaporating 1 kg of steam per hour from and at 100°C into dry saturated steam
The evaporation of 15.65 kg of water per hour from and at 100°C into dry saturated steam

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