In Cartesian coordinates the heat conduction equation is given by

1.	In Cartesian coordinates the heat conduction equation is given by
A.	d²t/dx² + d²t/dy2 + d²t/dz2 + q g = (1/α) (d t/d T)
B.	2d²t/dx² + d²t/dy2 + d²t/dz2 + 34q g = (d t/d T)
C.	d²t/dx² + 3d²t/dy2 + d²t/dz2 = (1/α) (d t/d T)
D.	4d²t/dx² + d²t/dy2 + d²t/dz2 + 1/2q g = (1/α) (d t/d T)
Answer» B. 2d²t/dx² + d²t/dy2 + d²t/dz2 + 34q g = (d t/d T)

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In Cartesian coordinates the heat conduction equation is given by

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