The rate of heat transfer for a plane wall of homogenous material with constant thermal conductivity is given by

The rate of heat transfer for a plane wall of homogenous material with

1.	The rate of heat transfer for a plane wall of homogenous material with constant thermal conductivity is given by
A.	Q = kA (t₁-t₂)/δ
B.	Q = 2kAx/ δ
C.	Q = 2kAδx
D.	Q = 2k/δ x
Answer» B. Q = 2kAx/ δ

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The rate of heat transfer for a plane wall of homogenous material with constant thermal conductivity is given by

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