Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called Internal efficiency Stage efficiency Rankine efficiency None of these Internal efficiency Stage efficiency Rankine efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tubes in Cochran boiler is of the order of 2 cm 12 cm 6 cm 8 cm 2 cm 12 cm 6 cm 8 cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The coal requirement per kW hour generation in the thermal power plant is of the order of 0.1 to 0.2 kg 0.6 to 0.8 kg 0.2 to 0.4 kg 1.0 to 1.5 kg 0.1 to 0.2 kg 0.6 to 0.8 kg 0.2 to 0.4 kg 1.0 to 1.5 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as None of these Bleeding Reheating of steam Regenerative heating None of these Bleeding Reheating of steam Regenerative heating ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The steam leaves the nozzle at a Low pressure and a high velocity High pressure and a low velocity High pressure and a high velocity Low pressure and a low velocity Low pressure and a high velocity High pressure and a low velocity High pressure and a high velocity Low pressure and a low velocity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, convection superheater has Drooping characteristic Rising characteristic Linear characteristic Flat characteristic Drooping characteristic Rising characteristic Linear characteristic Flat characteristic ANSWER DOWNLOAD EXAMIANS APP