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Give a scientific reason for the following:It is better to use thin blankets to keep the body warm rather than using a single blanket of thickness equal to their combined thickness. - Physics

Short Note

Give a scientific reason for the following:
It is better to use thin blankets to keep the body warm rather than using a single blanket of thickness equal to their combined thickness.

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Solution

It is better to use two thin blankets to keep the body warm rather than using a single blanket of equal thickness because in between the two thin blankets there is more air trapped than in the single blanket of equal thickness so using two thin blankets better heat insulation is provided to the body from the surroundings and keep us warm

Concept: Temperature
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APPEARS IN

Frank Class 9 Physics ICSE
Chapter 5 Heat
Exercise | Q 66.2 | Page 230
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