Steam Boilers, Engines, Nozzles and Turbines In an impulse turbine, steam expands Wholly in blades None of these Wholly in nozzle Partly in the nozzle and partly in blades Wholly in blades None of these Wholly in nozzle Partly in the nozzle and partly in blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If partial pressure of air and steam be ‘pa’ and ‘ps’ respectively in a condenser, then according to Dalton's law, the pressure in condenser is equal to pa + ps None of these pa - ps ps - pa pa + ps None of these pa - ps ps - pa ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse reaction turbine, the pressure drops gradually and continuously over Both fixed and moving blades Moving blades None of these Fixed blades Both fixed and moving blades Moving blades None of these Fixed blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a water tube boiler? Locomotive boiler Cochran boiler Babcock and Wilcox boiler Lancashire boiler Locomotive boiler Cochran boiler Babcock and Wilcox boiler Lancashire boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The best suited coal for chain or traveling grate stoker boiler is Pulverized coal Non-coking or free burning coal Coking coal High sulphur coal Pulverized coal Non-coking or free burning coal Coking coal High sulphur coal 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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