Steam Boilers, Engines, Nozzles and Turbines The heat loss in a boiler takes place in the form of Heat carried away by ash Moisture present in fuel and steam formed by combustion of hydrogen in fuel All of these Heat carried away by flue gases Heat carried away by ash Moisture present in fuel and steam formed by combustion of hydrogen in fuel All of these Heat carried away by flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A supercritical boiler is one that operates above the pressure and temperature of following values 218 kg/cm² abs and 540°C 218 kg/cm² abs and 373°C 100 kg/cm² and 540°C 1 kg/cm² and 100°C 218 kg/cm² abs and 540°C 218 kg/cm² abs and 373°C 100 kg/cm² and 540°C 1 kg/cm² and 100°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum design working pressure of 1 kg/cm 6 kg/cm 17 kg/cm² 100 kg/cm² 1 kg/cm 6 kg/cm 17 kg/cm² 100 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for a compound steam engine? The ratio of expansion is reduced, thus reducing the length of stroke The cost of the engine, for the same power and economy, is more than that of a simple steam engine The forces in the working parts are increased as the forces are distributed over more parts The temperature range per cylinder is increased, with corresponding increase in condensation The ratio of expansion is reduced, thus reducing the length of stroke The cost of the engine, for the same power and economy, is more than that of a simple steam engine The forces in the working parts are increased as the forces are distributed over more parts The temperature range per cylinder is increased, with corresponding increase in condensation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water tube boilers are those in which Work is done during adiabatic expansion Flue gases pass through tubes and water around it Change in enthalpy Water passes through the tubes and flue gases around it Work is done during adiabatic expansion Flue gases pass through tubes and water around it Change in enthalpy Water passes through the tubes and flue gases around it ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as Equivalent evaporation Power of a boiler Factor of evaporation Boiler efficiency Equivalent evaporation Power of a boiler Factor of evaporation Boiler efficiency ANSWER DOWNLOAD EXAMIANS APP
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