Steam Boilers, Engines, Nozzles and Turbines The natural draught is produced by Chimney Centrifugal fan Steam jet Both (A) and (B) Chimney Centrifugal fan Steam jet Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Heating of dry steam above saturation temperature is known as Superheating Enthalpy Super saturation Latent heat Superheating Enthalpy Super saturation Latent heat ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The aim of a compound steam engine is All of these To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder To reduce the length of stroke All of these To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder To reduce the length of stroke 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) p₁ + p₂ p₂/p₁ p₁/p₂ p₁. p₂ p₁ + p₂ p₂/p₁ p₁/p₂ p₁. p₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler are Horizontal Vertical Inclined None of these Horizontal Vertical Inclined None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase Remains unchanged Increases/decreases depending on steam temperature requirements Increases Decreases Remains unchanged Increases/decreases depending on steam temperature requirements Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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