Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 30 to 40% 20 to 30% 10 to 15% 15 to 20% 30 to 40% 20 to 30% 10 to 15% 15 to 20% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following varieties of coals is mostly used in steam boilers? Peat Non-coking bituminous coal Brown coal None of the listed here Peat Non-coking bituminous coal Brown coal None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Nozzle efficiency Vacuum efficiency Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency Condenser efficiency Boiler efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler is of Natural circulation type Horizontal type All of the listed here Stationary < fire tube type Natural circulation type Horizontal type All of the listed here Stationary < fire tube type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler? Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an ideal impulse turbine, the Relative velocity at the inlet of the moving blade is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet Axial velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet Axial velocity at inlet is equal to that at the outlet ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS