The coefficient of linear expansion of a cubical crystal along three mutually perpendicular directions is -1-2 and -3- What is the coefficient of cubical expansion of the crystal-

The correct option is A α1 + α2 + α3 The coefficient of cubical expansion of the crystal will be α1 + α2 + α3 ...

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Standard VIII

Physics

Superficial Expansion

The coefficie...

Question

The coefficient of linear expansion of a cubical crystal along three mutually perpendicular directions is α₁ α₂ and α₃. What is the coefficient of cubical expansion of the crystal?

α₁ + α₂ + α₃

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α₁ – α₂ – α₃

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α₁ + (α₂ – α₃)

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(α₁ + α₂) / α₃

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Solution

The correct option is A
α₁ + α₂ + α₃

The coefficient of cubical expansion of the crystal will be α₁ + α₂ + α₃

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Please explain briefly

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The coefficient of linear expansion of a cubical crystal along three mutually perpendicular directions is α1 α2 and α3. What is the coefficient of cubical expansion of the crystal?

The correct option is A α1 + α2 + α3 The coefficient of cubical expansion of the crystal will be α1 + α2 + α3

The coefficient of linear expansion of a cubical crystal along three mutually perpendicular directions is α₁ α₂ and α₃. What is the coefficient of cubical expansion of the crystal?

The correct option is A
α₁ + α₂ + α₃

The coefficient of cubical expansion of the crystal will be α₁ + α₂ + α₃