Physics, asked by soumyadeepm56, 2 months ago

Write what is Invar​

Answers

Answered by BaapJi001
0

Explanation:

Invar, alloy of iron that expands very little when heated;

it contains 64 percent iron and 36 percent nickel. ...

Invar was formerly used for absolute standards of length measurement and is now used for surveying tapes and in watches and various other temperature-sensitive devices.

Answered by devadharshini2008
3

Answer:

this only dear friend .........

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