Steam Boilers, Engines, Nozzles and Turbines A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit. Fusible plug Safety valve Blow off cock Stop valve Fusible plug Safety valve Blow off cock Stop valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which device is used in thermal power plants to reduce level of pollution? Induced draft fan Chimney Smoke meter Precipitator Induced draft fan Chimney Smoke meter Precipitator ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The natural draught is produced by Steam jet Both (A) and (B) Chimney Centrifugal fan Steam jet Both (A) and (B) Chimney Centrifugal fan 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 All steam engines work on None of the listed here First law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics None of the listed here First law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will Improve Remain unaffected Worsen May improve/worsen depending on size Improve Remain unaffected Worsen May improve/worsen depending on size ANSWER DOWNLOAD EXAMIANS APP