Steam Boilers, Engines, Nozzles and Turbines The saturation temperature of steam with increase in pressure increases Inversely Linearly Slowly first and then rapidly Rapidly first and then slowly Inversely Linearly Slowly first and then rapidly Rapidly first and then slowly ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylinder dimensions of a compound engine may be designed on the basis of Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders Equal temperature drop in each cylinder for economy of steam Equal power developed in each cylinder for uniform turning moment All of these Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders Equal temperature drop in each cylinder for economy of steam Equal power developed in each cylinder for uniform turning moment All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) 176.5H/T1 T1 /176.5H T1 /88.25H 88.25H/T1 176.5H/T1 T1 /176.5H T1 /88.25H 88.25H/T1 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following are boiler accessories? None of these Both (A) and (B) Economizer Superheater None of these Both (A) and (B) Economizer Superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂ = Pressure of steam at throat or critical pressure) p₁ + p₂ p₂/p₁ p₁/p₂ p₁. p₂ p₁ + p₂ p₂/p₁ p₁/p₂ p₁. p₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are those in which Flue gases pass through tubes and water around it Forced circulation takes place Tubes are laid vertically Water passes through the tubes and flue gases around it Flue gases pass through tubes and water around it Forced circulation takes place Tubes are laid vertically Water passes through the tubes and flue gases around it ANSWER DOWNLOAD EXAMIANS APP
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