During a very cold winter night two thin blankets one on top of the other are more effective in keeping you warm than one blanket of double thickness . Give reason.
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In very cold winter we use two thin blanket one on top of the other to keep our body warm.
Explanation:
- air is a poor conductor of heat and electricity. As a result of this the heat which is produced by our body is prevented from escape by the air which is present and also the blanket which is also a poor conductor of heat.
- As a result of this our body is prevented from coming in contact with the cold environment outside. Hence our body temperature remains constant and we feel comfortable
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