Steam Boilers, Engines, Nozzles and Turbines The critical pressure gives the velocity of steam at the throat More than the velocity of sound Equal to the velocity of sound Less than the velocity of sound None of these More than the velocity of sound Equal to the velocity of sound Less than the velocity of sound None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Feed water conditioning in thermal power plants in done to Reduce hardness and for removal of solids Increase heat transfer rate Increase efficiency of thermal power plant Increase steam parameters Reduce hardness and for removal of solids Increase heat transfer rate Increase efficiency of thermal power plant Increase steam parameters ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fittings mounted on the boiler for its proper and safe functioning is a Water level indicator Pressure gauge Safety valve All of these Water level indicator Pressure gauge Safety valve All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure. Equal to Higher than None of these Less than Equal to Higher than None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Bomb calorimeter is used to determine Higher calorific value at constant volume Higher calorific value at constant pressure Lower calorific value at constant volume Lower calorific value at constant pressure Higher calorific value at constant volume Higher calorific value at constant pressure Lower calorific value at constant volume Lower calorific value at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the energy required to produce the artificial draught (expressed in meters head or J/kg of flue gas) to the mechanical equivalent of extra heat carried away per kg of flue gases due to natural draught, is known as Efficiency of the fan Efficiency of the boiler Efficiency of the chimney Power of the boiler Efficiency of the fan Efficiency of the boiler Efficiency of the chimney Power of the boiler ANSWER DOWNLOAD EXAMIANS APP
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