Steam Boilers, Engines, Nozzles and Turbines The overall efficiency of thermal power plant is All the three above plus gas cycle efficiency Regenerative cycle efficiency Carnot cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency All the three above plus gas cycle efficiency Regenerative cycle efficiency Carnot cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Locomotive boiler has __________ diameter. 7.45 mm 4.75 mm 47.5 mm 5.47 mm 7.45 mm 4.75 mm 47.5 mm 5.47 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent nozzle. Remain same Decreases None of these Increases Remain same Decreases None of these Increases 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) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n - 1)/2] n + (1/n) (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Locomotive boiler is a Multi-tubular, horizontal, internally fired and mobile boiler Single tube, horizontal, internally fired and stationary boiler Single tube, vertical, externally fired and stationary boiler Multi-tubular, horizontal, externally fired and stationary boiler Multi-tubular, horizontal, internally fired and mobile boiler Single tube, horizontal, internally fired and stationary boiler Single tube, vertical, externally fired and stationary boiler Multi-tubular, horizontal, externally fired and stationary boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Natural water circulation, by convection in water tube boilers, with increase in pressure of boiler Decreases Increases Remain unaffected First increases and then decreases Decreases Increases Remain unaffected First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP