Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is not used in Lancashire boiler Cornish boiler Locomotive boiler Cochran boiler Lancashire boiler Cornish boiler Locomotive boiler Cochran boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The change in internal energy in steam engines equals to Work done during compression Work done during adiabatic expansion Work done during the Rankine cycle Change in enthalpy Work done during compression Work done during adiabatic expansion Work done during the Rankine cycle Change in enthalpy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.21 0.23 0.3 0.4 0.21 0.23 0.3 0.4 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure gives the velocity of steam at the throat Less than the velocity of sound More than the velocity of sound None of these Equal to the velocity of sound Less than the velocity of sound More than the velocity of sound None of these Equal to the velocity of sound ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The impulse turbine rotor efficiency will have a maximum value of 0.5 cos 2α, where α is the nozzle exit flow angle, if the Blade solidity is 0.65 Blades are equiangular and frictionless Blade velocity coefficient is unity Blades are equiangular Blade solidity is 0.65 Blades are equiangular and frictionless Blade velocity coefficient is unity Blades are equiangular ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in, a Coarran and Scottish marine boiler are Horizontal Vertical Both horizontal and vertical Inclined Horizontal Vertical Both horizontal and vertical Inclined ANSWER DOWNLOAD EXAMIANS APP
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