Question

0. On which phenomenon thermos flask works? ​

Answer 1

Answer:

The operating principle of the thermos

The liquid in the flask is kept at a constant temperature by limiting wall interaction with the external environment. A Thermos has two walls with a void area in between. The inner wall has a reflecting layer to reflect heat radiation from the recipient's interior to the liquid.

hope this helps u....

Answer 2

Answer:

The operating principle of the thermos

The liquid in the flask is kept at a constant temperature by limiting wall interaction with the external environment. A Thermos has two walls with a void area inbetween. The inner wall has a reflecting layer to reflect heat radiation from the recipient's interior to the liquid.