Question

A copper rod of length 1 m expands in
length by 1.7 mm for a rise in temperature
of 100 °C. What will be the approximate
area of a copper sheet of size 1 m x 1 m
when its temperature is increased by 100 °C?​​

Answer 1

2 x2m

here your answer

Answer 2

Explanation:

See the solution in the picture

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