Calculate the voltage between terminal ab for figure shown

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Calculate the voltage between terminal ab for figure shown below—

1. 2.4 V
2. 2.6 V
3. – 2.6 V
4. – 2.4 V

Correct Option: D

Apply KCL at node C

2 + i₁ = 8
or i₁ = 8 – 2 = 6A
V_ba = 0.2i₁ × 2 = .4 × 6
= 2.4 × V
or V_ab = – 2.4 V