Physics · Heat Transfer and Insulators
Woollen clothes keep us warm in winter. Which of the following is/are the reason(s) for this? (A) Wool is a good conductor of heat. (B) Air is trapped in between wool fibres which keeps us warm. (C) Trapped air in woollen clothes prevents the heat transfer from our body to the cold surroundings. (D) Trapped air in woollen clothes does not allow cold air to get inside us.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(B) and (C)✓
- 2(A) and (B)
- 3(A) and (D)
- 4(C) and (D)
Correct answer
(B) and (C)
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