Question

which of the following action reduces the heat escaping from the shing surface of the flask​

Answer 1

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Thermos flask consists of double glass or metal walls with a space in between them. ... This silver polish prevents the heat loss through radiation, as heat from inside the flask is radiated back to it and the external heat is reflected back to the surrounding.

Answer 2

Explanation:

Thermos flask consists of double glass or metal walls with a space in between them. ... This silver polish prevents the heat loss through radiation, as heat from inside the flask is radiated back to it and the external heat is reflected back to the surrounding.

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