Science, asked by adiamya127616, 1 day ago

Thermos flask keeps hot liquid hot and cold liquid cold by :-

a) preventing heat loss
b) cooling
c) using coolant
d) heating

Answers

Answered by XMissTensionX

1

Answer:

Cooling is the correct answer!!!

hope it's help you!!!

Answered by prachipriyadarshnisa

1

Answer:

Explanation:

b) cooling

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