Physics · Electric Circuits
Which equation representing Kirchhoff's Current Law (KCL) is correct for a single-loop circuit containing a voltage source of 5 V, a resistor R1 carrying current i, and a 2 V source connected in opposition?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1-iR1 - 2 - i + 5 = 0✓
- 25 + i + 2 = 0
- 3iR1 - 2 + i + 5 = 0
- 45 + i = 0
Correct answer
-iR1 - 2 - i + 5 = 0
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