Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Forced steam jet draught Chimney draught None of these Induced steam jet draught Forced steam jet draught Chimney draught None of these Induced steam jet draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised by a device known as Feed check valve Feed pump Injector Pressure gauge Feed check valve Feed pump Injector Pressure gauge ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Locomotive type' boiler is Water wall enclosed furnace type Vertical tubular fire tube type Horizontal multi-tubular fire tube type Horizontal multi-tubular water tube boiler Water wall enclosed furnace type Vertical tubular fire tube type Horizontal multi-tubular fire tube type Horizontal multi-tubular water tube boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A stage, in reaction turbine, is represented by Number of exits of steam Each row of blades Number of entries of steam Number of casing Number of exits of steam Each row of blades Number of entries of steam Number of casing ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the temperature rise of cooling water to the vacuum temperature minus inlet cooling water temperature is called Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio (p₂/p₁) is given by (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) (p₂/p₁) = [(n - 1)/2] n + (1/n) (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) (p₂/p₁) = [(n - 1)/2] n + (1/n) ANSWER DOWNLOAD EXAMIANS APP
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