Steam Boilers, Engines, Nozzles and Turbines Spontaneous combustion is a phenomenon in which Explosion in furnace Fuel burns with less air All the fuel burns instantaneously producing high energy release Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal Explosion in furnace Fuel burns with less air All the fuel burns instantaneously producing high energy release Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as Back pressure turbine Low pressure turbine Impulse turbine Pass out turbine Back pressure turbine Low pressure turbine Impulse turbine Pass out turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Parsons' reaction turbine has Fixed and moving blades of different shape Identical fixed and moving blades Only fixed blades Only moving blades Fixed and moving blades of different shape Identical fixed and moving blades Only fixed blades Only moving blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The latent heat of steam with increase of pressure Decreases Increases Remain same Behaves unpredictably Decreases Increases Remain same Behaves unpredictably 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 All of these The efficiency of steam turbine is higher The steam consumption is less A steam turbine develops higher speeds All of these The efficiency of steam turbine is higher 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 Superheater Fusible plug Stop valve Economizer Superheater Fusible plug Stop valve Economizer ANSWER DOWNLOAD EXAMIANS APP
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