Steam Boilers, Engines, Nozzles and Turbines The theoretical indicator diagram of a simple steam engine is based upon the assumption that All of these There is no pressure drop due to condensation Steam is admitted at boiler pressure and exhausted at condenser pressure The expansion (or compression) of the steam is hyperbolic All of these There is no pressure drop due to condensation Steam is admitted at boiler pressure and exhausted at condenser pressure The expansion (or compression) of the steam is hyperbolic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as Forced circulation boiler Internally fired boiler Natural circulation boiler Externally fired boiler Forced circulation boiler Internally fired boiler Natural circulation boiler Externally fired boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference between Cornish boiler and Lancashire boiler is that Former is fire tube type and latter is water tube type boiler Former contains one fire tube and latter contains two fire tubes None of the listed here Former is water tube type and latter is fire tube type Former is fire tube type and latter is water tube type boiler Former contains one fire tube and latter contains two fire tubes None of the listed here Former is water tube type and latter is fire tube type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about effect of sulphur in fuel? It helps in electrostatic precipitation of ash in flue gases It leads to corrosion of air heaters, ducting, etc. if flue gas exit temperature is low It erodes furnace walls It has heating value It helps in electrostatic precipitation of ash in flue gases It leads to corrosion of air heaters, ducting, etc. if flue gas exit temperature is low It erodes furnace walls It has heating value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Heating value of fuel used is as on fired basis. If it is reported for dry or moisture free fuel, then latter should be multiplied by the following factor to correct for as fired value (1- moisture content) (1 + moisture content) 1 + moisture content 1 – moisture content (1- moisture content) (1 + moisture content) 1 + moisture content 1 – moisture content ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of an eccentric rod is To convert rotary motion of the crankshaft into to and fro motion of the valve rod To convert reciprocating motion of the piston into rotary motion of the crank To provide reciprocating motion to the slide valve To provide simple harmonic motion to the D-slide valve To convert rotary motion of the crankshaft into to and fro motion of the valve rod To convert reciprocating motion of the piston into rotary motion of the crank To provide reciprocating motion to the slide valve To provide simple harmonic motion to the D-slide valve ANSWER DOWNLOAD EXAMIANS APP
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