Steam Boilers, Engines, Nozzles and Turbines Which of the following varieties of coals is mostly used in steam boilers? Brown coal Non-coking bituminous coal Peat None of the listed here Brown coal Non-coking bituminous coal Peat None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Feed water conditioning in thermal power plants in done to Increase steam parameters Increase heat transfer rate Increase efficiency of thermal power plant Reduce hardness and for removal of solids Increase steam parameters Increase heat transfer rate Increase efficiency of thermal power plant Reduce hardness and for removal of solids ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than Atmospheric pressure 5 kg/cm² 10 kg/cm² 7580 kg/cm² Atmospheric pressure 5 kg/cm² 10 kg/cm² 7580 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference of supersaturated temperature and saturation temperature at that pressure is called Degree of superheat Degree of under-cooling None of the listed here Degree of super-saturation Degree of superheat Degree of under-cooling None of the listed here Degree of super-saturation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is correct? (Where pa = Actual mean effective pressure, pm = Theoretical mean effective pressure, and K = Diagram factor) pa = pm × K pa = K/pm pa = pm/K pa = pm + K pa = pm × K pa = K/pm pa = pm/K pa = pm + K ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylinder dimensions of a compound engine may be designed on the basis of Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders Equal power developed in each cylinder for uniform turning moment Equal temperature drop in each cylinder for economy of steam All of these Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders Equal power developed in each cylinder for uniform turning moment Equal temperature drop in each cylinder for economy of steam All of these ANSWER DOWNLOAD EXAMIANS APP
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