Physics · Current Electricity
According to Kirchhoff's loop rule (second law), in any closed loop of an electric circuit:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The sum of all internal resistances is zero.
- 2The algebraic sum of changes in potential (EMFs and potential drops) around the loop is zero.✓
- 3The total current entering a junction equals the total current leaving it.
- 4The product of current and resistance is constant.
Correct answer
The algebraic sum of changes in potential (EMFs and potential drops) around the loop is zero.
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