Steam Boilers, Engines, Nozzles and Turbines A safety valve usually employed with stationary boilers is All of the listed here Dead weight safety valve Lever safety valve High steam and low water safety valve All of the listed here Dead weight safety valve Lever safety valve High steam and low water safety valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser _________ the steam raising capacity of a boiler. None of these Increases Decreases Has no effect on None of these Increases Decreases Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The flow of steam is supersonic In the convergent portion of the nozzle In the divergent portion of the nozzle At the entrance to the nozzle At the throat of the nozzle In the convergent portion of the nozzle In the divergent portion of the nozzle At the entrance to the nozzle At the throat of the nozzle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines During storage, the heating value of coal Increases Remain constant 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, convection superheater has Flat characteristic Linear characteristic Drooping characteristic Rising characteristic Flat characteristic Linear characteristic Drooping characteristic Rising characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the energy required to produce the artificial draught (expressed in meters head or J/kg of flue gas) to the mechanical equivalent of extra heat carried away per kg of flue gases due to natural draught, is known as Efficiency of the chimney Efficiency of the boiler Efficiency of the fan Power of the boiler Efficiency of the chimney Efficiency of the boiler Efficiency of the fan Power of the boiler ANSWER DOWNLOAD EXAMIANS APP