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In the circuit shown in figure 2.0 below, R1 = 30, R2 = 40 and R3 = 20. The battery voltage is 3v. V bat R. R, R3 Figure 2.0
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I CI 3 V IRI R2 R3 bat Ri e RafRz in parallel so + + I Req R ooh 2 wilt of + 1 / 1 + 3 2 2 Req 4+3+6 12 a/Reu 13 - 12 12 a Re

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