Steam Boilers, Engines, Nozzles and Turbines On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented by Horizontal straight line Curved line Vertical straight line Straight inclined line Horizontal straight line Curved line Vertical straight line Straight inclined line ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler works on a forced circulation of water? Lamont boiler Loeffler boiler All of these Benson boiler Lamont boiler Loeffler boiler All of these Benson boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tube of Cornish boiler compared to its shell is One half One fifth One fourth One third One half One fifth One fourth One third 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. 15 to 20% 10 to 15% 30 to 40% 20 to 30% 15 to 20% 10 to 15% 30 to 40% 20 to 30% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy rise per kg of water is 145 kJ. If the calorific valve of the coal is 2050 kJ/kg, then the boiler efficiency will be 0.56 0.78 0.74 0.63 0.56 0.78 0.74 0.63 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The working pressure range for a LaMont boiler is 3.5 to 20 MN/m² 1 to 15 MN/m² 2.5 to 15 MN/m² 0.5 to 10 MN/m² 3.5 to 20 MN/m² 1 to 15 MN/m² 2.5 to 15 MN/m² 0.5 to 10 MN/m² ANSWER DOWNLOAD EXAMIANS APP
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