12. For what value of R in the circuit as shown current passing through 4? resistance will be zero: (A) 1 ? (B) 2 ? (C) 3 ? (D) 4 ? 13. Current in 3 ? resistance is : (A) 1A (B) 1/7 A (C) 5/7 A (D) 15/7 A
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Step 1: Apply Kirchoff's Voltage Law in loop 1: -10 + 2I - 6 = 0 2I = 16 I = 8 A Show moreā¦
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