Steam Boilers, Engines, Nozzles and Turbines Which is not the correct statement about moisture in coal? In some coals moisture may be present up to 40% Inherent moisture and surface moisture are different things Some moisture in coal helps in better burning which is not possible with completely dry coal It increases thermal efficiency In some coals moisture may be present up to 40% Inherent moisture and surface moisture are different things Some moisture in coal helps in better burning which is not possible with completely dry coal It increases thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameters of fire tubes and superheater tubes in locomotive boiler are 65.5 mm, 210 mm 24.5 mm, 65 mm 32.5 mm, 180 mm 47.5 mm, 130 mm 65.5 mm, 210 mm 24.5 mm, 65 mm 32.5 mm, 180 mm 47.5 mm, 130 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The shell diameter and length of locomotive boiler are 1.5 m, 4 m 2 m, 4 m 1 m, 4 m 1.5 m, 6 m 1.5 m, 4 m 2 m, 4 m 1 m, 4 m 1.5 m, 6 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Locomotive boiler has 137 fire tubes and 44 superheated tubes 147 fire tubes and 34 superheated tubes 167 fire tubes and 14 superheated tubes 157 fire tubes and 24 superheated tubes 137 fire tubes and 44 superheated tubes 147 fire tubes and 34 superheated tubes 167 fire tubes and 14 superheated tubes 157 fire tubes and 24 superheated tubes ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of Rankine cycle can be increased by Increasing exhaust pressure Decreasing exhausts pressure Decreasing initial steam pressure and temperature Increasing the expansion ratio Increasing exhaust pressure Decreasing exhausts pressure Decreasing initial steam pressure and temperature Increasing the expansion ratio ANSWER DOWNLOAD EXAMIANS APP
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