Current Electricity MCQ below?

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1 Answer
Apr 8, 2018

"D) 10"

Explanation:

Kirchhoff’s bb(1^"st") Law: At any junction in a circuit, the sum of the currents arriving at the junction is equal to the sum of the currents leaving the junction.

So, current in wire R "= 3A - 1 A = 2A"

Charge "= it = 2A × 5 s = 10 C"