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    NEET 2026 Preparation Tips for Chemistry, Biology and Physics

    Kirchhoff First Law MCQ - Practice Questions with Answers

    Edited By admin | Updated on Sep 25, 2023 25:23 PM | #NEET

    Quick Facts

    • Kirchhoff first law is considered one of the most asked concept.

    • 8 Questions around this concept.

    Solve by difficulty

    Consider the following two statements:

    (A) Kirchhoff's junction law follows from the conservation of charge.

    (B) Kirchhoff's loop law follows from the conservation of energy.

    Which of the following is correct?

    The Kirchhoff’s first law $\left(\sum i=0\right)$ and second law $\left(\sum i R=\sum E\right)$ where the symbols have their usual meanings, are respectively based on

     In the given circuit diagram, the currents, I1 = -0.3 A, I4 = 0.8 A and I5 = 0.4 A, are flowing as shown. The currents  I2 , I3  and  I6 ,respectively, are :  

    Concepts Covered - 1

    Kirchhoff first law
    1. Kirchoff's first law

     In a circuit, at any junction, the sum of the currents entering the junction must equal the sum of the currents leaving the junction. This law is also known as Junction rule or current law 

    $\sum i=0$

    $i_1+i_3=i_2+i_4$

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    Kirchhoff first law

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