Steam Boilers, Engines, Nozzles and Turbines The saturation temperature of steam with increase in pressure increases Linearly Inversely Slowly first and then rapidly Rapidly first and then slowly Linearly Inversely Slowly first and then rapidly Rapidly first and then slowly ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference of supersaturated temperature and saturation temperature at that pressure is called Degree of super-saturation Degree of superheat None of the listed here Degree of under-cooling Degree of super-saturation Degree of superheat None of the listed here Degree of under-cooling 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 First increases and then decreases Remain unaffected Decreases Increases First increases and then decreases Remain unaffected Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The crown of the fire box is made hemispherical in order to Withstand pressure inside boiler Resist intense heat in fire box Give maximum space Give maximum strength Withstand pressure inside boiler Resist intense heat in fire box Give maximum space Give maximum strength 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