The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be _________
(a) \(\frac{3}{4}\) Ω
(b) \(\frac{4}{3}\) Ω
(c) \(\frac{3}{2}\) Ω
(d) 6 Ω
The question was asked in an internship interview.
Enquiry is from Advanced Problems on Millman’s Theorem and Maximum Power Transfer Theorem in division Useful Theorems in Circuit Analysis of Network Theory
Select the correct answer from above options
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