Steam Boilers, Engines, Nozzles and Turbines The diameter of superheated tubes in a locomotive boiler is 230 mm 31 mm 13 mm 130 mm 230 mm 31 mm 13 mm 130 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of brake power to the indicated power is known as Indicated thermal efficiency Brake thermal efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency Brake thermal efficiency Mechanical efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The change in internal energy in steam engines equals to Work done during adiabatic expansion Work done during the Rankine cycle Change in enthalpy Work done during compression Work done during adiabatic expansion Work done during the Rankine cycle Change in enthalpy Work done during compression ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler? Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Primary air is the air used to Air delivered by forced draft fan Provide air around burners for obtaining optimum combustion Transport and dry the coal Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Air delivered by forced draft fan Provide air around burners for obtaining optimum combustion Transport and dry the coal Convert CO (formed in lower zone of furnace) into CO₂ at higher zone ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of Rankine cycle can be increased by Increasing the expansion ratio Increasing exhaust pressure Decreasing initial steam pressure and temperature Decreasing exhausts pressure Increasing the expansion ratio Increasing exhaust pressure Decreasing initial steam pressure and temperature Decreasing exhausts pressure ANSWER DOWNLOAD EXAMIANS APP