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Physics · 2025 · 3 marks
CBSE 2025 · Region 6 · Set 3 · Q26
State Kirchhoff's laws. Apply these laws to find the values of current flowing in the three branches of the given circuit.
State Kirchhoff's laws. Apply these laws to find the values of current flowing in the three branches of the given circuit.
Marking-scheme solution
Junction rule: At any junction, the sum of the currents entering the junction is equal to the sum of the currents leaving the junction.
Loop rule: the algebraic sum of changes in potential around any closed loop involving resistors and cells in the loop is zero.
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