Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be Four times the height of chimney One-half the height of chimney Equal to the height of chimney Two times the height of chimney Four times the height of chimney One-half the height of chimney Equal to the height of chimney Two times the height of chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised by a device known as Feed check valve Feed pump Pressure gauge Injector Feed check valve Feed pump Pressure gauge Injector ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diagram efficiency is the ratio of Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades to the energy supplied to the blades Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades to the energy supplied to the blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor is the ratio of the Isentropic heat drop to the heat supplied Total useful heat drop to the total isentropic heat drop None of these Cumulative heat drop to the isentropic heat drop Isentropic heat drop to the heat supplied Total useful heat drop to the total isentropic heat drop None of these Cumulative heat drop to the isentropic heat drop ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Maximum energy loss in a boiler occurs due to Ash content Flue gases Unburnt carbon in ash Incomplete combustion Ash content Flue gases Unburnt carbon in ash Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for steam turbines as compared to reciprocating steam engines? The steam consumption is less A steam turbine develops higher speeds The efficiency of steam turbine is higher All of these The steam consumption is less A steam turbine develops higher speeds The efficiency of steam turbine is higher All of these ANSWER DOWNLOAD EXAMIANS APP
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