A Thermos bottle has double glass walls with silver coating on the glass surfaces that face each other. The silver coating reduces energy transfer by

Question

Quizplus · Accepted Answer

The silver coating on the glass surfaces facing each other in a thermos bottle reduces energy transfer by radiation since it reflects thermal radiation back into the thermos bottle. The double glass walls also reduce conduction and convection, but the silver coating specifically addresses radiation. Therefore, the correct answer is (C) radiation.

A Thermos Bottle Has Double Glass Walls with Silver Coating