Physics, asked by nukalmukthasre, 3 months ago

What is the similarity between invar and Pyrex glass?

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Answered by SanayaSarang

Answer:

The expansion by heat in different lorms of matter, is exceedingly various. The addition of heat mightily enhances this repulsive tendency, and causes great dilatation. ... The rate of the expansion of air and gases from increase of temperature, was long involved in considerable uncertainty.

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