Chemical Engineering Basics Lime contains about 90% CaO. Percentage CaO present in limestone is about 50 80 70 25 50 80 70 25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Speed of a submarine in deep sea & that of an aeroplane is measured by a/an Rotameter Hot wire anemometer Pitot tube Stroboscope Rotameter Hot wire anemometer Pitot tube Stroboscope ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The velocity of sound in air is independent of changes in its Pressure Humidity None of these Temperature Pressure Humidity None of these Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials used for making permanent magnets containing iron and nickel are made by __________ technique. None of these Powder metallurgy Forging Casting None of these Powder metallurgy Forging Casting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Knoop Vicker's Shore sceleroscope Rockwell F Knoop Vicker's Shore sceleroscope Rockwell F ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle. Maximum temperature is higher Expansion & compression are isentropic Heat rejection is lower Combustion is at constant volume Maximum temperature is higher Expansion & compression are isentropic Heat rejection is lower Combustion is at constant volume ANSWER DOWNLOAD EXAMIANS APP
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