Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. Decreases None of these Has no effect on Increases Decreases None of these Has no effect on Increases 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 Peat Non-coking bituminous coal None of the listed here Brown coal Peat Non-coking bituminous coal None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum steam pressure in a Locomotive boiler is limited to 0.18 MN/m² 1.8 MN/m² 180 MN/m² 18 MN/m² 0.18 MN/m² 1.8 MN/m² 180 MN/m² 18 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from 1.5 to 2 m 2.5 to 3.5 m None of these 3.5 to 4.5 m 1.5 to 2 m 2.5 to 3.5 m None of these 3.5 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines At critical point, i.e. p=225.65 kg/cm², the latent enthalpy of vaporisation is Minimum Maximum Zero Depends on temperature also Minimum Maximum Zero Depends on temperature also ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines By compounding the expansion of steam in two or more cylinders, the length of stroke Decreases None of these Increases Does not change Decreases None of these Increases Does not change ANSWER DOWNLOAD EXAMIANS APP