Chemical Engineering Basics The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is None of these Full annealing Bright annealing Patenting None of these Full annealing Bright annealing Patenting 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 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 Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: A fine, highly dislocated and strong martensite Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite Fine dispersions of intermetallics of Fe, Ni, Ti etc A fine, highly dislocated and strong martensite Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite Fine dispersions of intermetallics of Fe, Ni, Ti etc ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the most suitable lubricant for drawing mild steel wires? Kerosene Water Sodium stearate Lime water Kerosene Water Sodium stearate Lime water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hydrogen in liquid steels is dissolved In the molecular form As tiny gas bubbles In the atomic form In the ionic form In the molecular form As tiny gas bubbles In the atomic form In the ionic form ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void. Equal to Greater than Less than Either A, B or C; depends on the size of atom Equal to Greater than Less than Either A, B or C; depends on the size of atom ANSWER DOWNLOAD EXAMIANS APP
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