Steam Boilers, Engines, Nozzles and Turbines With increase in load, radiant superheater has Flat characteristic Rising characteristic Drooping characteristic Linear characteristic Flat characteristic Rising characteristic Drooping characteristic Linear characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of cylindrical shell of the Lancashire boiler is of the order of 1.75 to 2.75 m 1 to 1.75 m 2 to 4 m 1 to 1.25 m 1.75 to 2.75 m 1 to 1.75 m 2 to 4 m 1 to 1.25 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from None of these 1.5 to 2 m 2.5 to 3.5 m 3.5 to 4.5 m None of these 1.5 to 2 m 2.5 to 3.5 m 3.5 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine when the degree of reaction is zero, then there is No heat drop in fixed blades Maximum heat drop in moving blades Maximum heat drop in fixed blades No heat drop in moving blades No heat drop in fixed blades Maximum heat drop in moving blades Maximum heat drop in fixed blades No heat drop in moving blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity ‘V’ at inlet) Vb = 0.5 V² cosα Vb = V² cos α Vb = 0.5 V cosα Vb = V cos α Vb = 0.5 V² cosα Vb = V² cos α Vb = 0.5 V cosα Vb = V cos α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler is best suited to meet the fluctuating demand of steam? Lancashire boiler Locomotive boiler Babcock and Wilcox boiler Cornish boiler Lancashire boiler Locomotive boiler Babcock and Wilcox boiler Cornish boiler ANSWER DOWNLOAD EXAMIANS APP
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