Steam Boilers, Engines, Nozzles and Turbines The ratio of the clearance volume to the swept volume is called Cut-off ratio Expansion ratio Clearance ratio None of these Cut-off ratio Expansion ratio Clearance ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the nozzle operates with the maximum mass flow, the nozzle is said to be Under-damping Choked None of these Over-damping Under-damping Choked None of these Over-damping ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tube of Cornish boiler compared to its shell is One half One third One fourth One fifth One half One third One fourth One fifth 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 fan Efficiency of the boiler Power of the boiler Efficiency of the chimney Efficiency of the fan Efficiency of the boiler Power of the boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic job of feed water treatment in boilers is to overcome the problem of Corrosion All of these Carryover Scale Corrosion All of these Carryover Scale ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The object of producing draught in a boiler is All of the listed here To discharge the gases of combustion to the atmosphere through the chimney To exhaust the gases of combustion from the combustion chamber To provide an adequate supply of air for the fuel combustion All of the listed here To discharge the gases of combustion to the atmosphere through the chimney To exhaust the gases of combustion from the combustion chamber To provide an adequate supply of air for the fuel combustion ANSWER DOWNLOAD EXAMIANS APP
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