A wire of resistance 2 ohms per meter is bent to form a circle of radius 1 m. The equivalent resistance between its two diametrically opposite points, A and B as shown in the figure is-
A. π Ω
B. \(\frac { π }{ 2 }\) Ω
C. 2π Ω
D. \(\frac { π }{ 4 }\) Ω
Answer:B
A wire of resistance 2 ohms per meter is bent to form a circle of radius 1 m. The equivalent resistance between its two diametrically opposite points, A and B as shown in the figure is-
A. π Ω B. \(\frac { π }{ 2 }\) Ω C. 2π Ω D. \(\frac { π }{ 4 }\) Ω