Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of well maintained boiler will be of the order 0.75 0.4 0.5 0.9 0.75 0.4 0.5 0.9 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop Is unpredictable Increases Remains the same Decreases Is unpredictable Increases Remains the same Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes of a Lancashire boiler is about ___ that of its shell. One-fourth Two-fifth One-half One-third One-fourth Two-fifth One-half One-third ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In fire tube boilers Water passes through the tubes which are surrounded by flames and hot gases The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place None of these Water passes through the tubes which are surrounded by flames and hot gases The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Willian’s line follows the law (where b = A constant representing the shape of the Willian’s line, a = Another constant i.e. no load consumption per hour, I.P. = Indicated power, and m = Steam consumption per hour) I.P. = a × m + b I.P. = b × m + a m = (b/I.P.) - a m = a + b × I.P. I.P. = a × m + b I.P. = b × m + a m = (b/I.P.) - a m = a + b × I.P. ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The biggest size of thermal power unit operating in India is 100 MW 30 MW 500 MW 60 MW 100 MW 30 MW 500 MW 60 MW ANSWER DOWNLOAD EXAMIANS APP
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