When the sheet of metal with a hole is heated, the size of the hole increases. Why?
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BECAUSE OF SUPERFICIAL EXPANSION
THE AREA OF THE SHEET INCREASES AND THE HOLE ALSO INCREASES
Superficial EXPANSION is also known as arial EXPANSION
it is denoted by
(((beta)))
THE AREA OF THE SHEET INCREASES AND THE HOLE ALSO INCREASES
Superficial EXPANSION is also known as arial EXPANSION
it is denoted by
(((beta)))
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