A thermos bottle works well because: A. Silver coating is a poor heat conductor

Question

A thermos bottle works well because: A. Silver coating is a poor heat conductor B. Vacuum reduces heat radiation C. None of the above D. It’s glass walls are thin E. Slivering reduces convection A thermos bottle works well because: A. Silver coating is a poor heat conductor B. Vacuum reduces heat radiation C. None of the above D. It’s glass walls are thin E. Slivering reduces convection A. Silver coating is a poor heat conductor B. Vacuum reduces heat radiation C. None of the above D. It’s glass walls are thin E. Slivering reduces convection

Explanation / Answer

the answer is None of above.

A thermos bottle works well not because of A. Silver coating is a poor heat conductor, B. Vacuum reduces heat radiation, D. its glass walls are thin, E. Slivering reduces convection, it works well because of he does not allow heat transfer from his inside surface.

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