Question

⬆solve this question⬆​

Answer 1

Answer:

Answer of this question is (a) 1 ohm (b) 0.71 ohm

Answer 2

1 ohn

Explanation:

1. r = 1+2= 3 ohms
2. ( bcoz 1 ohm 2 ohm resistors are in series)
3. and now this 3 ohm is parallel to 1.5 ohm resistors
4. so req= 1.5×3/1.5+3
5. that equal to 1 ohm which is effective resistance