Question

In the Thermos flask _________ coating is applied on the surface of both the glass tubes.

Answer 1

Answer:

silver coating

Explanation:

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Answer 2

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" Silver "

=>> In the Thermos flask silver coating is applied on the surface of both the glass tubes.

Reason ━☞ Due to the silver coating on the inner bottle, a shiny surface is formed. And these shiny surface act as a good reflector of heat .

As a result, they prevent the transfer of heat by radiation.

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