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Class 12 › Physics › Current Electricity
CBSE2019Class Class 12 · Physics1 Marks · Mcq✅ Verified
The algebraic sum of all currents meeting at a point in an electrical circuit is
A. zero
B. infinite
C. positive
D. negative
✅ Answer & Solution
✅ Correct Answer: A
This is Kirchhoff's Current Law (KCL) — based on conservation of charge:
$$\sum I = 0$$
Sum of currents entering a junction equals sum of currents leaving it.
