Chemical Engineering Basics
Powder metallurgy is used to produce

High precision components with complex cavities and sharp features
Components of such alloys whose constituents do not form alloys readily
Components of large size
Porosity free components

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Chemical Engineering Basics
The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by

Increasing the surface area of the electrodes
Increasing the concentration of copper sulphate solution
Increasing the concentration of zinc sulphate solution
Decreasing the surface area of the electrodes

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