Question

Step 1

Given,

Battery Internal resistance, r_{1 }= r_{1 }= 0.2 Ω

e.m.f of batteries, ε_{1} = 12 V and ε_{2} = 24 V

Resistance, R_{2} = 16 Ω and R_{3 }= 26 Ω

Step 2

Apply Kirchhoff’s 2^{nd} law in loop abcdefgha.

Step 3

If current I2 = 0....

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