NCERT · Class 12 · Physics · Current ElectricityKirchhoff's first rule (junction rule) is based on the conservation of:
Step-by-Step Solution
Kirchhoff's current law states that the algebraic sum of currents meeting at a node is zero, which is based on the conservation of electric charge.
Detailed Options Breakdown
Option : Energy
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Current Electricity.
Option 1: Momentum
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Current Electricity.
Option 2: Electric charge (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Mass
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Current Electricity.
💡 Study Guide: This question tests core syllabus concepts from Current Electricity. For formulas, key summaries, and mock exam reference guides, read the full Current Electricity Revision Notes.