Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine when the degree of reaction is zero, then there is Maximum heat drop in moving blades No heat drop in moving blades No heat drop in fixed blades Maximum heat drop in fixed blades Maximum heat drop in moving blades No heat drop in moving blades No heat drop in fixed blades Maximum heat drop in fixed blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor is the ratio of the Cumulative heat drop to the isentropic heat drop None of these Isentropic heat drop to the heat supplied Total useful heat drop to the total isentropic heat drop Cumulative heat drop to the isentropic heat drop None of these Isentropic heat drop to the heat supplied Total useful heat drop to the total isentropic heat drop ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Locomotive boiler has __________ diameter. 7.45 mm 4.75 mm 47.5 mm 5.47 mm 7.45 mm 4.75 mm 47.5 mm 5.47 mm 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 temperature range per cylinder is increased, with corresponding increase in condensation 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 ratio of expansion is reduced, thus reducing the length of stroke The temperature range per cylinder is increased, with corresponding increase in condensation 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Stoichiometric quantity of air is the Air present in atmosphere at NTP conditions Air required for complete combustion of fuel with no excess air Air required for optimum combustion so as to have reasonable excess air Air required to convert CO into CO₂ Air present in atmosphere at NTP conditions Air required for complete combustion of fuel with no excess air Air required for optimum combustion so as to have reasonable excess air Air required to convert CO into CO₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve usually employed with stationary boilers is Lever safety valve Dead weight safety valve All of the listed here High steam and low water safety valve Lever safety valve Dead weight safety valve All of the listed here High steam and low water safety valve ANSWER DOWNLOAD EXAMIANS APP