Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes of a Lancashire boiler is about ___ that of its shell. Two-fifth One-half One-fourth One-third Two-fifth One-half One-fourth One-third ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The expansion of steam in a nozzle follows Carnot cycle Rankine cycle Joule cycle Stirling cycle Carnot cycle Rankine cycle Joule cycle Stirling cycle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The dry saturated steam at very high pressure (150200 kg/cm²) when throttled to atmosphere will become Remain dry saturated Superheated Wet Dry Remain dry saturated Superheated Wet Dry 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. 10 to 15% 15 to 20% 30 to 40% 20 to 30% 10 to 15% 15 to 20% 30 to 40% 20 to 30% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The bituminous coal is no caking if its carbon content is 81-85% 85-90% 78-81% 90-95% 81-85% 85-90% 78-81% 90-95% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the isentropic heat drop to the heat supplied, is called Internal efficiency Reheat factor Rankine efficiency Stage efficiency Internal efficiency Reheat factor Rankine efficiency Stage efficiency ANSWER DOWNLOAD EXAMIANS APP
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