Steam Boilers, Engines, Nozzles and Turbines A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes to the furnace for combustion purpose, is known as Economizer Air-preheater Injector Superheater Economizer Air-preheater Injector Superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Vacuum for reciprocating steam engines compared to steam turbines is More Could be more or less depending on the size of plant Equal Less More Could be more or less depending on the size of plant Equal Less ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines At critical point, i.e. p=225.65 kg/cm², the latent enthalpy of vaporisation is Zero Depends on temperature also Maximum Minimum Zero Depends on temperature also Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off governing of steam engines is a method of controlling the engine output by varying Pressure of intake steam Temperature of intake steam All of these Volume of intake steam Pressure of intake steam Temperature of intake steam All of these Volume of intake steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which device is used in thermal power plants to reduce level of pollution? Precipitator Smoke meter Chimney Induced draft fan Precipitator Smoke meter Chimney Induced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The aim of a compound steam engine is To reduce the length of stroke To reduce the ratio of expansion in each cylinder All of these To reduce the temperature range in each cylinder To reduce the length of stroke To reduce the ratio of expansion in each cylinder All of these To reduce the temperature range in each cylinder ANSWER DOWNLOAD EXAMIANS APP
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