Physics · Heat Transfer
Why does a combination of two thin blankets keep you warmer in the winter than a single blanket of double thickness?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Two thin blankets chemically generate heat compared to a single cotton blanket.
- 2Two thin blankets increase convective air currents that warm up the body.
- 3Two thin blankets actively absorb more ambient heat from the surrounding room.
- 4The layer of air trapped between the two thin blankets acts as an additional thermal insulator, reducing heat loss.✓
Correct answer
The layer of air trapped between the two thin blankets acts as an additional thermal insulator, reducing heat loss.
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