A cube with a side length of 1m is heated uniformly a degree celcius above the r

Question

A cube with a side length of 1m is heated uniformly a degree celcius above the room temperature and all the sides are free to expand. What will be the increase in the volume of the cube? Consider the coefficient of thermal expansion as unity.

Options:

A . Zero

B . 1 m³

C . 2 m³

D . 3 m³

Answer: Option D
Answer: (d).3 m³

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