Steam Boilers, Engines, Nozzles and Turbines Rateau turbine is Pressure-velocity compounded turbine Velocity compounded turbine Pressure compounded turbine Simple reaction turbine Pressure-velocity compounded turbine Velocity compounded turbine Pressure compounded turbine Simple reaction turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a flywheel is To convert reciprocating motion of the piston into rotary motion To prevent fluctuation of speed To keep the engine speed uniform at all load conditions To convert rotary motion of the crankshaft into to and fro motion of the valve rod To convert reciprocating motion of the piston into rotary motion To prevent fluctuation of speed To keep the engine speed uniform at all load conditions To convert rotary motion of the crankshaft into to and fro motion of the valve rod ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Over fire burning is the phenomenon of Supply of excess coal Supply of excess, air Burning CO and unburnt in upper zone of furnace by supplying more air Fuel bed firing Supply of excess coal Supply of excess, air Burning CO and unburnt in upper zone of furnace by supplying more air Fuel bed firing ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The heat loss in a boiler takes place in the form of All of these Heat carried away by ash Moisture present in fuel and steam formed by combustion of hydrogen in fuel Heat carried away by flue gases All of these Heat carried away by ash Moisture present in fuel and steam formed by combustion of hydrogen in fuel Heat carried away by flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially wet steam is 0.601 0.582 0.577 0.546 0.601 0.582 0.577 0.546 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Secondary air is the air used to Transport and dry the coal Provide air around burners for obtaining optimum combustion Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Air delivered by induced draft fan Transport and dry the coal Provide air around burners for obtaining optimum combustion Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Air delivered by induced draft fan ANSWER DOWNLOAD EXAMIANS APP
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