Physics · Heat and Thermodynamics
Using two thin blankets in winter keeps a person warmer than using a single blanket of double thickness because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The blankets themselves maintain a higher temperature than the surrounding air
- 2Two blankets restrict infrared radiation more effectively than one blanket
- 3The air trapped between the two blankets acts as a poor conductor of heat✓
- 4The friction between the two blankets produces additional heat
Correct answer
The air trapped between the two blankets acts as a poor conductor of heat
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