Question
Which of the following materials has nearly zero coefficient of expansion?
The correct answer is
Invar
Invar is a specific alloy, famously known for its extremely low coefficient of thermal expansion at room temperature. This property makes Invar highly useful in precision instruments and applications requiring minimal dimensional changes with temperature. This property is a defining characteristic of Invar and is the reason for its specialized uses.
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Important Questions from Properties of Materials
- The point at which a magnetic material loses its ferromagnetic properties is called:
Soft magnetic materials like iron and its alloys are used in the manufacture of:
The main constituent of ferrous metals is:
Which of the following is not a non-ferrous alloy?
Alloy steel containing 36% nickel is called _____.
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