Chemical Engineering Basics __________ is the most important element, which controls the physical properties of steel. Vanadium Carbon Manganese Silicon Vanadium Carbon Manganese Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Oxyacetylene reducing flame is used while carrying out welding on Alloy steel Mild steel Grey cast iron High carbon steel Alloy steel Mild steel Grey cast iron High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Lime contains about 90% CaO. Percentage CaO present in limestone is about 80 50 70 25 80 50 70 25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Notched bar test is used for testing the __________ of a material. Corrosion resistance Impact strength Endurance limit Machinability Corrosion resistance Impact strength Endurance limit Machinability ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Increasing the concentration of zinc sulphate solution Decreasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution Decreasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the surface area of the electrodes ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics What is the effect on the performance of the economiser in the thermal power plant boiler, if the feed water temperature is very low due to preheaters being out for repairs or starving of steam supply ? Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Economiser tube life increases due to handling of low temperature water Scale formation rate on economiser tubes increases It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Economiser tube life increases due to handling of low temperature water Scale formation rate on economiser tubes increases It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water ANSWER DOWNLOAD EXAMIANS APP
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