Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum design working pressure of 1 kg/cm 17 kg/cm² 100 kg/cm² 6 kg/cm 1 kg/cm 17 kg/cm² 100 kg/cm² 6 kg/cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat equivalent to brake power to the energy supplied in steam is known as Overall efficiency Mechanical efficiency Brake thermal efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Brake thermal efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine. Twice Three times Equal to Four times Twice Three times Equal to Four times ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called Blading efficiency Mechanical efficiency Stage efficiency Nozzle efficiency Blading efficiency Mechanical efficiency Stage efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Heating of dry steam above saturation temperature is known as Superheating Latent heat Enthalpy Super saturation Superheating Latent heat Enthalpy Super saturation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Economize on fuel Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Increase flue gas temperature Economize on fuel Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Increase flue gas temperature ANSWER DOWNLOAD EXAMIANS APP