Chemical Engineering Basics In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following : Jet of water at high pressure Blast of air Mixture of water and air Rain of molten lead Jet of water at high pressure Blast of air Mixture of water and air Rain of molten lead ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the most important element, which controls the physical properties of steel. Manganese Vanadium Silicon Carbon Manganese Vanadium Silicon Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively Increases & increases Decreases & decreases Decreases & increases Increases & decreases Increases & increases Decreases & decreases Decreases & increases Increases & decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Austempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to Sorbite Troostite Martensite Bainite Sorbite Troostite Martensite Bainite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Shaft/rotor speed is most accurately measured by a Speedometer Frequency counter Tachometer Strobometer Speedometer Frequency counter Tachometer Strobometer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hydrogen in liquid steels is dissolved In the ionic form As tiny gas bubbles In the molecular form In the atomic form In the ionic form As tiny gas bubbles In the molecular form In the atomic form ANSWER DOWNLOAD EXAMIANS APP
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