Question of the Week

The resistance of a strip of copper of rectangular cross-section is 2Ω. A metal of resistivity twice that of copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

The correct answer is B (4/3 Ω)

How is everyone else answering?

A
(34%)
B
(35%)
C
(17%)
D
(12%)

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