Steam Boilers, Engines, Nozzles and Turbines The ratio of brake power to the indicated power is known as Indicated thermal efficiency Overall efficiency Mechanical efficiency Brake thermal efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Brake thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals the pressure of water in the container Equals 760 mm of mercury Equals that of the surroundings Equals to atmospheric pressure Equals the pressure of water in the container Equals 760 mm of mercury Equals that of the surroundings Equals to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor depends upon All of these Turbine stage efficiency Initial pressure and superheat Exit pressure All of these Turbine stage efficiency Initial pressure and superheat Exit pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a receiver type compound engine, the high pressure and low pressure cylinders Are set at 90° Have common piston rod Are set in V-arrangement Have separate piston rods Are set at 90° Have common piston rod Are set in V-arrangement Have separate piston rods ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler is of the order of 79 m 35 m 57.5 m 24 m 79 m 35 m 57.5 m 24 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For a Parson's reaction turbine, if α₁ and α₂ are fixed blade angles at inlet and exit respectively and β₁ and β₂ are the moving blade angles at entrance and exit respectively, then α₁ < β₁ and α₂ > β₂ α₁ = α₂ and β₁ = β₂ α₁ = β₂ and β₁ = α₂ α₁ = β₁ and α₂= β₂ α₁ < β₁ and α₂ > β₂ α₁ = α₂ and β₁ = β₂ α₁ = β₂ and β₁ = α₂ α₁ = β₁ and α₂= β₂ ANSWER DOWNLOAD EXAMIANS APP