Science, asked by navadeephero, 11 months ago

In case of thermos flask the loss or gain of heat is prevented by
A) Conduction only
Bi Convection only
D) All of these
C) Radiation only

Answers

Answered by sankhya2222

4

Answer:

D . ALL OF THESE. it is the ans

Answered by archanaranasingh5

2

option D all of this is right answer

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