Steam Boilers, Engines, Nozzles and Turbines Which of the following compound steam engine requires a smaller flywheel? Woolf type Receiver type All of these Tandem type Woolf type Receiver type All of these Tandem type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum heat loss is a boiler occurs due to Dry flue gases Moisture in fuel Unburnt carbon Steam formation Dry flue gases Moisture in fuel Unburnt carbon Steam formation 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 7 : 15 : 20 : 10 : 48 48 : 20 : 15 : 7 : 10 20 : 48 : 7 : 15 : 10 10 : 7 : 15 : 20 : 48 7 : 15 : 20 : 10 : 48 48 : 20 : 15 : 7 : 10 20 : 48 : 7 : 15 : 10 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The relative heat absorption for successively added equal areas of boiler convection heating surfaces Decreases Increases First increases and then decreases Remain unaffected Decreases Increases First increases and then decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of brake power to the indicated power is known as Brake thermal efficiency Overall efficiency Mechanical efficiency Indicated thermal efficiency Brake thermal efficiency Overall efficiency Mechanical efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The shell of the Cochran boiler is made hemispherical Both (A) and (B) None of these To withstand the pressure of steam inside the boiler To give maximum space and strength Both (A) and (B) None of these To withstand the pressure of steam inside the boiler To give maximum space and strength ANSWER DOWNLOAD EXAMIANS APP
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