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