Steam Boilers, Engines, Nozzles and Turbines Film boiling occurs at Medium pressures Very high pressures Very low pressure Atmospheric pressures Medium pressures Very high pressures Very low pressure Atmospheric pressures 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 None of these Blow off cock Superheater Stop valve None of these Blow off cock Superheater Stop valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines During storage, the heating value of coal May increase or decrease depending upon the method of storage Decreases Remain constant Increases May increase or decrease depending upon the method of storage Decreases Remain constant Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes of a Lancashire boiler is about ___ that of its shell. One-fourth One-third One-half Two-fifth One-fourth One-third One-half Two-fifth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are those in which Flue gases pass through tubes and water around it Forced circulation takes place Tubes are laid vertically Water passes through the tubes and flue gases around it Flue gases pass through tubes and water around it Forced circulation takes place Tubes are laid vertically Water passes through the tubes and flue gases around it ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle increases continuously from entrance to exit, it is called a None of these Convergent-divergent nozzle Convergent nozzle Divergent nozzle None of these Convergent-divergent nozzle Convergent nozzle Divergent nozzle ANSWER DOWNLOAD EXAMIANS APP
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