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 1 kg/cm² and 100°C 100 kg/cm² and 540°C 218 kg/cm² abs and 540°C 218 kg/cm² abs and 373°C 1 kg/cm² and 100°C 100 kg/cm² and 540°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used to heat feed water by utilizing the heat in me exhaust flue gases before leaving through the chimney, is known as Economizer Stop valve Fusible plug Superheater Economizer Stop valve Fusible plug Superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 1.05 2.86 6.65 10.05 1.05 2.86 6.65 10.05 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The impulse turbine rotor efficiency will have a maximum value of 0.5 cos 2α, where α is the nozzle exit flow angle, if the Blades are equiangular and frictionless Blades are equiangular Blade solidity is 0.65 Blade velocity coefficient is unity Blades are equiangular and frictionless Blades are equiangular Blade solidity is 0.65 Blade velocity coefficient is unity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a water tube boiler? Cochran boiler Locomotive boiler Lancashire boiler Babcock and Wilcox boiler Cochran boiler Locomotive boiler Lancashire boiler Babcock and Wilcox boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Increase the entropy Decrease dryness fraction of steam Decrease specific volume of steam Increase the heat drop Increase the entropy Decrease dryness fraction of steam Decrease specific volume of steam Increase the heat drop ANSWER DOWNLOAD EXAMIANS APP
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