Steam Boilers, Engines, Nozzles and Turbines The length of Lancashire boiler varies from 7.25 to 9 m 6 to 7 m 5 to 6 m 9 to 10 m 7.25 to 9 m 6 to 7 m 5 to 6 m 9 to 10 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is 2 kg 8/3 kg 1 kg 4/3 kg 2 kg 8/3 kg 1 kg 4/3 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum discharge through a chimney occurs when the height of chimney is Equal to the height of the hot gas column producing draught Infinitely long Outside temperature is very low Around 200 meters Equal to the height of the hot gas column producing draught Infinitely long Outside temperature is very low Around 200 meters ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the speed of the engine is controlled by means of a valve in a steam pipe, which regulates the pressure of steam entering the engine, then the governing is known as By-pass governing Cut-off governing None of these Throttle governing By-pass governing Cut-off governing None of these Throttle governing ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The shell of the Cochran boiler is made hemispherical None of these To give maximum space and strength To withstand the pressure of steam inside the boiler Both (A) and (B) None of these To give maximum space and strength To withstand the pressure of steam inside the boiler Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The steam temperature with increase in load in case of a boiler fitted with radiation superheater First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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