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19 Nov 2021
Given information
A circuit with five equal resistance along with a battery of voltage ε.
Step-by-step explanation
Step 1.
According to Kirchhoff's junction rule, the sum of current flowing into a junction is equal to the sum of current flowing out the junction.
Let us consider the circuit.
The equation of current at the junction A is,
At junction B,
At junction C,
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