Steam Boilers, Engines, Nozzles and Turbines The air pressure at the fuel bed is reduced below that of atmosphere by means of a fan placed at or near the bottom of the chimney to produce a draught. Such a draught is called Natural draught Balanced draught Induced draught Forced draught Natural draught Balanced draught Induced draught Forced draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following compound steam engine requires a smaller flywheel? Tandem type Woolf type Receiver type All of these Tandem type Woolf type Receiver type All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor depends upon Turbine stage efficiency All of these Initial pressure and superheat Exit pressure Turbine stage efficiency All of these Initial pressure and superheat Exit pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the speed of the crankshaft is between 100 r.p.m. and 250 r.p.m., the engine said to be a Medium speed steam engine High speed steam engine None of the listed here Slow speed engine Medium speed steam engine High speed steam engine None of the listed here Slow speed engine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of flue tube in a Cornish boiler is _________ that of the shell. One-third One-fourth Two-fifth Three-fifth One-third One-fourth Two-fifth Three-fifth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines During storage, the heating value of coal Increases Decreases Remain constant May increase or decrease depending upon the method of storage Increases Decreases Remain constant May increase or decrease depending upon the method of storage ANSWER DOWNLOAD EXAMIANS APP
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