Steam Boilers, Engines, Nozzles and Turbines The efficiency of a boiler is defined as Ratio of heat actually used in producing steam to the heat liberated in the furnace Ratio of the heat liberated in the furnace to the heat actually used in producing steam None of these Ratio of the mass of steam produced to the mass of total water supplied in a given time Ratio of heat actually used in producing steam to the heat liberated in the furnace Ratio of the heat liberated in the furnace to the heat actually used in producing steam None of these Ratio of the mass of steam produced to the mass of total water supplied in a given time ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the correct statement as regards Cornish boiler and Lancashire boiler Cornish is water tube and Lancashire is fire tube Cornish has two fire tubes and Lancashire has one Cornish is fire tube and Lancashire is water tube Lancashire has two fire tubes and Cornish has one Cornish is water tube and Lancashire is fire tube Cornish has two fire tubes and Lancashire has one Cornish is fire tube and Lancashire is water tube Lancashire has two fire tubes and Cornish has one ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Increases steam pressure Increases steam flow Decreases steam pressure Decreases fuel consumption Increases steam pressure Increases steam flow Decreases steam pressure Decreases fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called Blow off cock None of these Superheater Stop valve Blow off cock None of these Superheater Stop valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In forced circulation steam boilers, the force is applied To draw water To circulate water All of these To drain off the water To draw water To circulate water All of these To drain off the water ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the atmospheric pressure. Higher than Lower than None of these Equal to Higher than Lower than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS