Steam Boilers, Engines, Nozzles and Turbines The efficiency of steam turbines may be improved by Reheating of steam Binary vapor plant Any one of these Regenerative feed heating Reheating of steam Binary vapor plant Any one of these Regenerative feed heating ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The numbers of fire tubes in a Cochran boiler are 165 75 225 115 165 75 225 115 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The dry saturated steam at very high pressure (150200 kg/cm²) when throttled to atmosphere will become Superheated Remain dry saturated Dry Wet Superheated Remain dry saturated Dry Wet ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The behavior of coal in a furnace is determined by The proximate analysis The exact analysis The content of sulphur The content of ash and heating value The proximate analysis The exact analysis The content of sulphur The content of ash and heating value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The change in internal energy in steam engines equals to Work done during the Rankine cycle Change in enthalpy Work done during adiabatic expansion Work done during compression Work done during the Rankine cycle Change in enthalpy Work done during adiabatic expansion Work done during compression ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 30 to 40% 20 to 30% 15 to 20% 10 to 15% 30 to 40% 20 to 30% 15 to 20% 10 to 15% ANSWER DOWNLOAD EXAMIANS APP
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