Steam Boilers, Engines, Nozzles and Turbines A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as Superheater Fusible plug Blow off cock Stop valve Superheater Fusible plug Blow off cock Stop valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for gases is 0.582 0.528 0.577 0.546 0.582 0.528 0.577 0.546 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following varieties of coals is mostly used in steam boilers? Brown coal Non-coking bituminous coal Peat None of the listed here Brown coal Non-coking bituminous coal Peat None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of cylindrical shell of the Lancashire boiler is of the order of 2 to 4 m 1 to 1.75 m 1 to 1.25 m 1.75 to 2.75 m 2 to 4 m 1 to 1.75 m 1 to 1.25 m 1.75 to 2.75 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For combustion of a fuel, following is essential All the three above O₂ to support combustion Proper ignition temperature Correct fuel air ratio All the three above O₂ to support combustion Proper ignition temperature Correct fuel air ratio ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse turbine, steam expands Partly in the nozzle and partly in blades Wholly in nozzle Wholly in blades None of these Partly in the nozzle and partly in blades Wholly in nozzle Wholly in blades None of these ANSWER DOWNLOAD EXAMIANS APP
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