Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Decreases but dew point remains constant Decreases & the dew point increases Increases but dew point remains constant Increases & the dew point decreases Decreases but dew point remains constant Decreases & the dew point increases Increases but dew point remains constant Increases & the dew point decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Casting Forging Cold rolling Hot rolling Casting Forging Cold rolling Hot rolling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Cementite Nodular aggregates of graphite Flakes Spheroids Cementite Nodular aggregates of graphite Flakes Spheroids ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Speed of a submarine in deep sea & that of an aeroplane is measured by a/an Stroboscope Rotameter Pitot tube Hot wire anemometer Stroboscope Rotameter Pitot tube Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Knoop Rockwell F Vicker's Shore sceleroscope Knoop Rockwell F Vicker's Shore sceleroscope ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution Increasing the concentration of copper sulphate solution Increasing the surface area of the electrodes Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution Increasing the concentration of copper sulphate solution Increasing the surface area of the electrodes ANSWER DOWNLOAD EXAMIANS APP