Steam Boilers, Engines, Nozzles and Turbines During storage, the heating value of coal Decreases May increase or decrease depending upon the method of storage Increases Remain constant Decreases May increase or decrease depending upon the method of storage Increases Remain constant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a valve rod is To convert reciprocating motion of the piston into rotary motion of the crank To convert rotary motion of the crankshaft into to and fro motion of the valve rod To provide simple harmonic motion to the D-slide valve To provide reciprocating motion to the slide valve To convert reciprocating motion of the piston into rotary motion of the crank To convert rotary motion of the crankshaft into to and fro motion of the valve rod To provide simple harmonic motion to the D-slide valve To provide reciprocating motion to the slide valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase flue gas temperature Extract heat from the exhaust flue gases Increase thermal efficiency of boiler Economize on fuel Increase flue gas temperature Extract heat from the exhaust flue gases Increase thermal efficiency of boiler Economize on fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of reheat steam after passing through reheater compared to inlet condition is More Less May be more or less depending on capacity of reheater Equal More Less May be more or less depending on capacity of reheater Equal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The coal requirement per kW hour generation in the thermal power plant is of the order of 1.0 to 1.5 kg 0.6 to 0.8 kg 0.2 to 0.4 kg 0.1 to 0.2 kg 1.0 to 1.5 kg 0.6 to 0.8 kg 0.2 to 0.4 kg 0.1 to 0.2 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.08 to 1.10 1.2 to 1.6 1.6 to 2 1.02 to 1.06 1.08 to 1.10 1.2 to 1.6 1.6 to 2 1.02 to 1.06 ANSWER DOWNLOAD EXAMIANS APP
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