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  1. The current in the following circuit is​
    1. 1A
    2. 2/3 A
    3. 2/9 A
    4. 1/8 A
Correct Option: A

Resistance of ACB, R' = 3Ω + 3Ω = 6Ω. ​
For net resistance between A and B; R' = 6Ω and 3Ω are in parallel.

RAB =
3 ×6
=
18
= 2 Ω
3 + 69

Current in circuit (I) =
E
=
2
= 1 A
RAB2


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