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1. |
A uniform wire of resistance 9Ω is bent in the form of an equilateral triangle. Find the effective resistance across a side of the triangle. |
A. | \(\frac{1}{3}{\rm{\Omega }}\) |
B. | 27 Ω |
C. | 2 Ω |
D. | 3 Ω |
Answer» D. 3 Ω | |