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Why are hollow bricks used in the construction of cold storage rooms? - Physics

One Line Answer
Why are hollow bricks used in the construction of cold storage rooms?
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Solution

Brick is a bad conductor of heat, hence bricks greatly reduce the conduction of heat from outside to the room. In order to ensure better insulation, bricks are made hollow so that air-filled between these gaps provides insulation to heat.
Concept: Temperature
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APPEARS IN

Frank Class 9 Physics ICSE
Chapter 5 Heat
Transmission of Heat | Q 13 | Page 226
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