Steam Boilers, Engines, Nozzles and Turbines The length of Lancashire boiler varies from 9 to 10 m 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A valve installed between the boiler and the feed pump is None of these Blow off cock Steam stop valve Feed check valve None of these Blow off cock Steam stop valve Feed check valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The latent heat of steam with increase of pressure Behaves unpredictably Decreases Increases Remain same Behaves unpredictably Decreases Increases Remain same 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 When the circulation of water, in a boiler, is by convection currents which are set up during the heating of water, then the boiler is known as Forced circulation boiler Externally fired boiler Internally fired boiler Natural circulation boiler Forced circulation boiler Externally fired boiler Internally fired boiler Natural circulation boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂ = Pressure of steam at throat or critical pressure) p₁. p₂ p₁ + p₂ p₁/p₂ p₂/p₁ p₁. p₂ p₁ + p₂ p₁/p₂ p₂/p₁ ANSWER DOWNLOAD EXAMIANS APP