Physics, asked by harshkumar771282, 7 months ago

what is a thermos flask how does its work with digram
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Answers

Answered by abhinavkmridul
1

Explanation:

A thermos flask has double walls, which are evacuated and the vacuum bottle is silvered on the inside. The vacuum between the two walls prevents heat being transferred from the inside to the outside by conduction and convection.

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