Steam Boilers, Engines, Nozzles and Turbines For water, at pressures below atmospheric; Melting point rises markedly and boiling point drops markedly Melting point rises slightly and boiling point drops markedly Melting point drops slightly and boiling point drops markedly Melting point drops slightly and boiling point drops slightly Melting point rises markedly and boiling point drops markedly Melting point rises slightly and boiling point drops markedly Melting point drops slightly and boiling point drops markedly Melting point drops slightly and boiling point drops slightly ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Extract heat from the exhaust flue gases Increase flue gas temperature Increase thermal efficiency of boiler Economize on fuel Extract heat from the exhaust flue gases Increase flue gas temperature Increase thermal efficiency of boiler Economize on fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on volume basis is 0.21 0.4 0.23 0.3 0.21 0.4 0.23 0.3 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expanding steam to a very low pressure (high vacuum) in steam engines is Economical Uneconomical Essential Desirable Economical Uneconomical Essential Desirable 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 Have separate piston rods Are set in V-arrangement Are set at 90° Have common piston rod Have separate piston rods Are set in V-arrangement ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hygrometry deals with the Pressure of air Water vapor in air Hygroscopic substances Temperature of air Pressure of air Water vapor in air Hygroscopic substances Temperature of air ANSWER DOWNLOAD EXAMIANS APP
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