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Surface Tension

Two thin blan...

Question

Two thin blankets are warmer than a single one of the same thickness because.

A

The air layer trapped in between the two blankets is a bad conductor

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B

The distance of heat transmission is increased

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C

The total mass of the blankets will be more

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D

None of these

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Solution

The correct option is A The air layer trapped in between the two blankets is a bad conductor
Two thin blankets usually warmer than one thick blanket because air is trapped between them. And the air is bad conductor of heat. It does not pass heat from our body to the surroundings.

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