A wire of resistance 12 ohms per metre is bent to form a complete circle of radius 10 cm. The resistance between its two diametrically opposite points, A and B as shown in the figure below is: [1]
A. 6 π Ω
B. 3 Ω
C. 6 Ω
D. 0.6 π Ω
Answer:B
A wire of resistance 12 ohms per metre is bent to form a complete circle of radius 10 cm. The resistance between its two diametrically opposite points, A and B as shown in the figure below is: [1]
A. 6 π Ω B. 3 Ω C. 6 Ω D. 0.6 π Ω