Steam Boilers, Engines, Nozzles and Turbines Water at pressure of 4 kg/cm² and 160°C temperature when exposed to atmosphere will Flash i.e. get converted into steam Boil Cool down Remain as it was Flash i.e. get converted into steam Boil Cool down Remain as it was ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as Factor of evaporation Equivalent evaporation Power of a boiler Boiler efficiency Factor of evaporation Equivalent evaporation Power of a boiler Boiler efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called Internal efficiency Stage efficiency Rankine efficiency None of these Internal efficiency Stage efficiency Rankine efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure and low pressure cylinders in a Woolf type compound engine are regarded as having cranks 90° to each other 0° to each other 180° to each other None of these 90° to each other 0° to each other 180° to each other None of these 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 Decreases None of these Increases Does not change Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Relative percentage of heat absorbed through the heat transfer of(i) Furnace water wall(ii) Boiler tank(iii) Superheater(iv) Economizer(v) Air-heater of a typical boiler of 200 MW capacity would be of the order of 10 : 7 : 15 : 20 : 48 48 : 20 : 15 : 7 : 10 20 : 48 : 7 : 15 : 10 7 : 15 : 20 : 10 : 48 10 : 7 : 15 : 20 : 48 48 : 20 : 15 : 7 : 10 20 : 48 : 7 : 15 : 10 7 : 15 : 20 : 10 : 48 ANSWER DOWNLOAD EXAMIANS APP
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