Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small capacity boilers is to Add make up water in the system Pump water, similar to boiler feed pump Create vacuum Inject chemical solution in feed pump Add make up water in the system Pump water, similar to boiler feed pump Create vacuum Inject chemical solution in feed pump ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The aim of a compound steam engine is All of these To reduce the temperature range in each cylinder To reduce the ratio of expansion in each cylinder To reduce the length of stroke All of these To reduce the temperature range in each cylinder To reduce the ratio of expansion in each cylinder To reduce the length of stroke ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The three "Ts" for good combustion are Total air, true fuel, and turbulence Temperature, time, and turbulence Thorough mixing, total air and temperature Total air, time, and temperature Total air, true fuel, and turbulence Temperature, time, and turbulence Thorough mixing, total air and temperature Total air, time, and temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A throttle governed steam engine develops 15 kW with 280 kg per hour of steam and 35 kW with 520 kg per hour of steam. The steam consumption in kg per hour when developing 20 kW will be nearly 280 kg/h 150 kg/h 210 kg/h 340 kg/h 280 kg/h 150 kg/h 210 kg/h 340 kg/h ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines By compounding the expansion of steam in two or more cylinders, the length of stroke Does not change Increases None of these Decreases Does not change Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water tube boilers are those in which Flue gases pass through tubes and water around it Work is done during adiabatic expansion Water passes through the tubes and flue gases around it Change in enthalpy Flue gases pass through tubes and water around it Work is done during adiabatic expansion Water passes through the tubes and flue gases around it Change in enthalpy ANSWER DOWNLOAD EXAMIANS APP
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