Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. Decreases Increases Has no effect on None of these Decreases Increases Has no effect on None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For water, at pressures below atmospheric; Melting point drops slightly and boiling point drops markedly Melting point rises slightly and boiling point drops markedly Melting point rises markedly and boiling point drops markedly Melting point drops slightly and boiling point drops slightly Melting point drops slightly and boiling point drops markedly Melting point rises slightly and boiling point drops markedly Melting point rises markedly and boiling point drops markedly Melting point drops slightly and boiling point drops slightly ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined by Combined separating and throttling calorimeter Throttling calorimeter Bucket calorimeter Separating calorimeter Combined separating and throttling calorimeter Throttling calorimeter Bucket calorimeter Separating calorimeter ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The change in internal energy in steam engines equals to Work done during compression Change in enthalpy Work done during adiabatic expansion Work done during the Rankine cycle Work done during compression Change in enthalpy Work done during adiabatic expansion Work done during the Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Spontaneous combustion is a phenomenon in which Explosion in furnace All the fuel burns instantaneously producing high energy release Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal Fuel burns with less air Explosion in furnace All the fuel burns instantaneously producing high energy release Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal Fuel burns with less air ANSWER DOWNLOAD EXAMIANS APP
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