Steam Boilers, Engines, Nozzles and Turbines The power of a boiler may be defined as The evaporation of 15.653 kg of water per hour from and at 100° C The ratio of heat actually used in producing the steam to the heat liberated in the furnace The amount of water evaporated from and at 100° C into dry and saturated steam The amount of water evaporated or steam produced in kg per kg of fuel burnt The evaporation of 15.653 kg of water per hour from and at 100° C The ratio of heat actually used in producing the steam to the heat liberated in the furnace The amount of water evaporated from and at 100° C into dry and saturated steam The amount of water evaporated or steam produced in kg per kg of fuel burnt 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 By compounding the expansion of steam in two or more cylinders, the length of stroke Does not change None of these Decreases Increases Does not change None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diagram factor is the ratio of the Any one of the above Area of the actual indicator diagram to the area of theoretical indicator diagram Actual workdone per stroke to the theoretical workdone per stroke Actual mean effective pressure to the theoretical mean effective pressure Any one of the above Area of the actual indicator diagram to the area of theoretical indicator diagram Actual workdone per stroke to the theoretical workdone per stroke Actual mean effective pressure to the theoretical mean effective pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Caking coals are those which Form lumps or masses of coke Burn completely Show little or no fusing action Burn freely Form lumps or masses of coke Burn completely Show little or no fusing action Burn freely ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average value of diagram factor lies between 0.8 to 1.2 0.65 to 0.9 0.5 to 0.65 0.2 to 0.5 0.8 to 1.2 0.65 to 0.9 0.5 to 0.65 0.2 to 0.5 ANSWER DOWNLOAD EXAMIANS APP
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