Steam Boilers, Engines, Nozzles and Turbines An air preheater Enables low grade fuel to be burnt Increases the efficiency of the boiler Increases evaporative capacity of the boiler All of these Enables low grade fuel to be burnt Increases the efficiency of the boiler Increases evaporative capacity of the boiler All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂ = Pressure of steam at throat or critical pressure) p₂/p₁ p₁/p₂ p₁ + p₂ p₁. p₂ p₂/p₁ p₁/p₂ p₁ + p₂ p₁. p₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler is of the order of 1.52.5 m 12 m 2.53.5 m 23 m 1.52.5 m 12 m 2.53.5 m 23 m 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? Locomotive boiler Babcock and Wilcox boiler Lancashire boiler Cornish boiler Locomotive boiler Babcock and Wilcox boiler Lancashire boiler Cornish boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a fire tube boiler? Babcock and Wilcox boiler None of these Lancashire boiler Yarrow boiler Babcock and Wilcox boiler None of these Lancashire boiler Yarrow boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The state of vapor under saturation condition is described by Pressure alone Pressure and dryness fraction Temperature alone Pressure and temperature Pressure alone Pressure and dryness fraction Temperature alone Pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
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