A crystal has a coefficient of expansion 13 \times10^{-7} in one direction and 231 \times10^{-7} in every direction at right angles to it. Then the cubical coefficient of expansion is

Correct Answer is : 475×10−7

BITSAT 2020 Paper

Section: Physics

Question : 22 of 150

Marks: +1, -0

A crystal has a coefficient of expansion 13×10−7 in one direction and 231×10−7 in every direction at right angles to it. Then the cubical coefficient of expansion is

462×10−7
244×10−7
475×10−7
257×10−7

Validate

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