A crystal has linear coefficients `0.00004//^(@)C, 0.00005//^(@)C, 0.00006//6^(@)C`. Coefficient of cubical expansion of the crystal is
A. `0.000015//^(@)C`
B. `0.00015//^(@)C`
C. `0.00012//^(@)C`
D. `0.00018//^(@)C`
A. `0.000015//^(@)C`
B. `0.00015//^(@)C`
C. `0.00012//^(@)C`
D. `0.00018//^(@)C`
Correct Answer – B
`gamma = alpha_(x) + alpha_(y) + alpha_(z)`