Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine, when steam flows through the fixed blades, Pressure increases while velocity decreases Pressure decreases while velocity increases Pressure and velocity both decreases Pressure and velocity both increases Pressure increases while velocity decreases Pressure decreases while velocity increases Pressure and velocity both decreases Pressure and velocity both increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off ratio is the ratio of Swept volume to the volume at cut-off Volume at cut-off to the clearance volume Clearance volume to the volume at cut-off Volume at cut-off to the swept volume Swept volume to the volume at cut-off Volume at cut-off to the clearance volume Clearance volume to the volume at cut-off Volume at cut-off to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the correct statement as regards Cornish boiler and Lancashire boiler Cornish is water tube and Lancashire is fire tube Cornish is fire tube and Lancashire is water tube Lancashire has two fire tubes and Cornish has one Cornish has two fire tubes and Lancashire has one Cornish is water tube and Lancashire is fire tube Cornish is fire tube and Lancashire is water tube Lancashire has two fire tubes and Cornish has one Cornish has two fire tubes and Lancashire has one ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Desecration of feed water is carried out because it reduces Cavitation of boiler feed pumps pH value of water Corrosion caused by oxygen Heat transfer coefficient Cavitation of boiler feed pumps pH value of water Corrosion caused by oxygen Heat transfer coefficient ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameters of fire tubes and superheater tubes in locomotive boiler are 24.5 mm, 65 mm 47.5 mm, 130 mm 32.5 mm, 180 mm 65.5 mm, 210 mm 24.5 mm, 65 mm 47.5 mm, 130 mm 32.5 mm, 180 mm 65.5 mm, 210 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of flue gases (V) through the chimney under a static draught of (H') metres is given by V = H'/2g V = 2gH' V = 2g H' V = 2g/H' V = H'/2g V = 2gH' V = 2g H' V = 2g/H' ANSWER DOWNLOAD EXAMIANS APP