Steam Boilers, Engines, Nozzles and Turbines A closed vessel made of steel and used for the generation of steam is called a Steam condenser Steam turbine Steam injector Steam boiler Steam condenser Steam turbine Steam injector Steam boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In case of non-condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the condenser pressure. None of these Lower than Higher than Equal to None of these Lower than Higher than Equal to ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Spontaneous combustion is a phenomenon in which 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 All the fuel burns instantaneously producing high energy release Explosion in furnace Fuel burns with less air 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 All the fuel burns instantaneously producing high energy release Explosion in furnace Fuel burns with less air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gusset stays in a boiler are provided to Prevent the bulging of flat surfaces Avoid explosion in furnace Prevent leakage of hot flue gases Support furnace freely from top Prevent the bulging of flat surfaces Avoid explosion in furnace Prevent leakage of hot flue gases Support furnace freely from top ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Maximum energy loss in a boiler occurs due to Flue gases Unburnt carbon in ash Incomplete combustion Ash content Flue gases Unburnt carbon in ash Incomplete combustion Ash content ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity ‘V’ at inlet) Vb = V² cos α Vb = V cos α Vb = 0.5 V² cosα Vb = 0.5 V cosα Vb = V² cos α Vb = V cos α Vb = 0.5 V² cosα Vb = 0.5 V cosα ANSWER DOWNLOAD EXAMIANS APP
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