Steam Boilers, Engines, Nozzles and Turbines Boiler H.P. is defined as the Steam evaporation rate per kg of fuel fired Work done by 1 kg of steam at saturation condition Work done in evaporating 1 kg of steam per hour from and at 100°C into dry saturated steam The evaporation of 15.65 kg of water per hour from and at 100°C into dry saturated steam Steam evaporation rate per kg of fuel fired Work done by 1 kg of steam at saturation condition Work done in evaporating 1 kg of steam per hour from and at 100°C into dry saturated steam The evaporation of 15.65 kg of water per hour from and at 100°C into dry saturated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A condenser in a steam power plant Increases expansion ratio of steam Reduces back pressure of steam Reduces temperature of exhaust steam All of these Increases expansion ratio of steam Reduces back pressure of steam Reduces temperature of exhaust steam All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expanding steam to a very low pressure (high vacuum) in steam engines is Essential Uneconomical Desirable Economical Essential Uneconomical Desirable Economical ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction in the nozzle ___ dryness fraction of steam. Decreases None of the listed here Increases Has no effect on Decreases None of the listed here Increases Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler. More None of these Less Equal More None of these Less Equal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Safety valve Pressure gauge Fusible plug Water level indicator Safety valve Pressure gauge Fusible plug Water level indicator ANSWER DOWNLOAD EXAMIANS APP
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