Invar used in thermocouples is an alloy of nickel and____... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Invar used in thermocouples is an alloy of nickel and________________?

Correct answer: A

Explanation

Invar is an alloy primarily made of nickel and iron. This composition gives it very low thermal expansion.

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