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 W K⁻¹ m⁻¹, the energy flux through it in the steady state is
A
120 W m⁻²
B
90 W m⁻²
C
200 W m⁻²
D
65 W m⁻²

Question

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 W K⁻¹ m⁻¹, the energy flux through it in the steady state is

A

120 W m⁻²

B

90 W m⁻²

C

200 W m⁻²

D

65 W m⁻²

Accepted Answer

90 W m⁻²

Answer

120 W m⁻²

Answer

200 W m⁻²

Answer

65 W m⁻²

STANDARD Physics Heat Transfer MCQ Question

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