Steam Boilers, Engines, Nozzles and Turbines An economiser _________ the steam raising capacity of a boiler. Has no effect on Increases Decreases None of these Has no effect on Increases Decreases None of these 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 Power of the boiler Efficiency of the chimney Efficiency of the fan Efficiency of the boiler Power of the boiler Efficiency of the chimney Efficiency of the fan Efficiency of the boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The factor of evaporation for all boilers is always Equal to unity None of these Greater than unity Less than unity Equal to unity None of these Greater than unity Less than unity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The number of water level indicators in a boiler are generally __________ in number. One Two Four Three One Two Four Three ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Condenser efficiency Nozzle efficiency Vacuum efficiency Boiler efficiency Condenser efficiency Nozzle efficiency Vacuum efficiency Boiler efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The change in internal energy in steam engines equals to Work done during adiabatic expansion Work done during the Rankine cycle Work done during compression Change in enthalpy Work done during adiabatic expansion Work done during the Rankine cycle Work done during compression Change in enthalpy ANSWER DOWNLOAD EXAMIANS APP
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