Steam Boilers, Engines, Nozzles and Turbines When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle is said to be Over-damping None of these Choked Under-damping Over-damping None of these Choked Under-damping ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gusset stays in a boiler are provided to Avoid explosion in furnace Support furnace freely from top Prevent leakage of hot flue gases Prevent the bulging of flat surfaces Avoid explosion in furnace Support furnace freely from top Prevent leakage of hot flue gases Prevent the bulging of flat surfaces ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Steam produced in kg/kg of fuel burnt All of the listed here Steam produced in kg/h Amount of water evaporated per hour Steam produced in kg/kg of fuel burnt All of the listed here Steam produced in kg/h Amount of water evaporated per hour ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diagram factor is the ratio of the Actual mean effective pressure to the theoretical mean effective pressure Area of the actual indicator diagram to the area of theoretical indicator diagram Any one of the above Actual workdone per stroke to the theoretical workdone per stroke Actual mean effective pressure to the theoretical mean effective pressure Area of the actual indicator diagram to the area of theoretical indicator diagram Any one of the above Actual workdone per stroke to the theoretical workdone per stroke ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a steam condenser, the partial pressure of steam and air are 0.06 bar and 0.007 bar respectively. The condenser pressure is 0.06 bar 0.053 bar 0.067 bar 0.007 bar 0.06 bar 0.053 bar 0.067 bar 0.007 bar ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase flue gas temperature 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 ANSWER DOWNLOAD EXAMIANS APP
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