Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.08 to 1.10 1.02 to 1.06 1.6 to 2 1.2 to 1.6 1.08 to 1.10 1.02 to 1.06 1.6 to 2 1.2 to 1.6 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of a thermal cycle increases by Both (A) and (B) Regeneration Cooling of steam Reheating of steam Both (A) and (B) Regeneration Cooling of steam Reheating of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from 3.5 to 4.5 m 2.5 to 3.5 m 1.5 to 2 m None of these 3.5 to 4.5 m 2.5 to 3.5 m 1.5 to 2 m None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN = Nozzle efficiency) ηS = ηB / ηN ηS = ηB × ηN ηS = ηN / ηB None of the listed here ηS = ηB / ηN ηS = ηB × ηN ηS = ηN / ηB None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average operating pressure of Benson boiler is 250 bar 200 bar 150 bar 100 bar 250 bar 200 bar 150 bar 100 bar ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 10.05 2.86 1.05 6.65 10.05 2.86 1.05 6.65 ANSWER DOWNLOAD EXAMIANS APP