Question

In the adjacent circuit diagram each resister is of 16Ω. The equivalent resistance between A & B is-

• A. 1Ω
• B. 2Ω
• C. 3Ω
• D. 4Ω

Answer 1

Answer: (C)

3Ω

Answer 2

⇒   

⇓

R_AB = $\frac{\frac{3r}{4}.\frac{r}{4}}{r} = \frac{3}{16}r$ = $\frac{3}{16}$ × 16 = 3Ω