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The resistive network shown below is connected to a D.C. source of 16 V. The power consumed by the network is 4 Watt. The value of R is: 4R 4R 12R 6R R R ε = 16 V

1. 16 Ω
2. 1 Ω
3. 8 Ω
4. 6 Ω

Correct answer: 8 Ω

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