The space between the double glass walls of a thermos flask is evacuated space are...
PHYSICS
JAMB 1992
The space between the double glass walls of a thermos flask is evacuated space are silvered. The residual source of heat loss takes place by
- A. convection
- B. radiation from the surface
- C. conduction through the stopper and the glass
- D. conduction across the walls
Correct Answer: C. conduction through the stopper and the glass
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