Physics · Kirchhoff's Laws
Kirchhoff's Current Law (KCL) states that:
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- 1The algebraic sum of currents entering a node or a closed boundary is zero.✓
- 2The sum of power across all elements in a circuit is always positive.
- 3The resistance in a circuit remains constant regardless of temperature.
- 4The total voltage around a closed loop is always zero.
Correct answer
The algebraic sum of currents entering a node or a closed boundary is zero.
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