Steam Boilers, Engines, Nozzles and Turbines A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit. Stop valve Blow off cock Safety valve Fusible plug Stop valve Blow off cock Safety valve Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Superheating of steam is done at Constant temperature Constant pressure Constant entropy Constant volume Constant temperature Constant pressure Constant entropy Constant volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Steam in water tube boiler as compared to fire tube boiler Could be raised at fast/slow rate depending on design Is raised at same rate Can be raised rapidly Is raised at slower rate Could be raised at fast/slow rate depending on design Is raised at same rate Can be raised rapidly Is raised at slower rate ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off governing of steam engines is a method of controlling the engine output by varying Volume of intake steam Pressure of intake steam Temperature of intake steam All of these Volume of intake steam Pressure of intake steam Temperature of intake steam All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The change in internal energy in steam engines equals to Change in enthalpy Work done during compression Work done during adiabatic expansion Work done during the Rankine cycle Change in enthalpy Work done during compression Work done during adiabatic expansion Work done during the Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum discharge through a chimney occurs when the height of chimney is Infinitely long Around 200 meters Equal to the height of the hot gas column producing draught Outside temperature is very low Infinitely long Around 200 meters Equal to the height of the hot gas column producing draught Outside temperature is very low ANSWER DOWNLOAD EXAMIANS APP
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