Steam Boilers, Engines, Nozzles and Turbines Heating of dry steam above saturation temperature is known as Super saturation Superheating Latent heat Enthalpy Super saturation Superheating Latent heat Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of a thermal cycle increases by Both (A) and (B) Reheating of steam Regeneration Cooling of steam Both (A) and (B) Reheating of steam Regeneration Cooling of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is 2 cos²α/(1 + cos²α) (1 + cos²α)/2 cos²α (1 + sin²α)/2 sin²α 2 sin²α/(1 + sin²α) 2 cos²α/(1 + cos²α) (1 + cos²α)/2 cos²α (1 + sin²α)/2 sin²α 2 sin²α/(1 + sin²α) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.02 to 1.06 1.08 to 1.10 1.6 to 2 1.2 to 1.6 1.02 to 1.06 1.08 to 1.10 1.6 to 2 1.2 to 1.6 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The latent heat of steam with increase of pressure Behaves unpredictably Decreases Remain same Increases Behaves unpredictably Decreases Remain same Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of Fouling of heat transfer surfaces Higher effectiveness of boiler High calorific value coal being burnt Raising of steam temperature Fouling of heat transfer surfaces Higher effectiveness of boiler High calorific value coal being burnt Raising of steam temperature ANSWER DOWNLOAD EXAMIANS APP
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