A heat source at T = 103 K is connected to another heat reservoir at T = 102 K by a copper slab which is 1 m thick. Given that the thermal conductivity of copper is 0.1 WK-1 m-1, the energy flux through it in the steady state is

A heat source at T = 103 K is connected to another heat reservoir at T

1.	A heat source at T = 103 K is connected to another heat reservoir at T = 102 K by a copper slab which is 1 m thick. Given that the thermal conductivity of copper is 0.1 WK-1 m-1, the energy flux through it in the steady state is
A.	90Wm-2
B.	65 Wm-2
C.	120 Wm-2
D.	200 Wm-2
Answer» B. 65 Wm-2