Steam Boilers, Engines, Nozzles and Turbines A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. 270° 90° 180° 60° 270° 90° 180° 60° ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated in kg per kg of fuel burnt is called Boiler efficiency Evaporative capacity of a boiler Equivalent evaporation from and at 100° C None of these Boiler efficiency Evaporative capacity of a boiler Equivalent evaporation from and at 100° C None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The numbers of fire tubes in a Cochran boiler are 165 115 225 75 165 115 225 75 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, radiant superheater has Linear characteristic Flat characteristic Drooping characteristic Rising characteristic Linear characteristic Flat characteristic Drooping characteristic Rising characteristic 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 The power of a boiler may be defined as The evaporation of 15.653 kg of water per hour from and at 100° C The amount of water evaporated or steam produced in kg per kg of fuel burnt The amount of water evaporated from and at 100° C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace The evaporation of 15.653 kg of water per hour from and at 100° C The amount of water evaporated or steam produced in kg per kg of fuel burnt The amount of water evaporated from and at 100° C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace ANSWER DOWNLOAD EXAMIANS APP
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