Physics · Current Electricity

In a junction of three resistors meeting at a common point, the three branches have resistances of 10 Ω, 20 Ω, and 30 Ω connected to terminal points a, b, and c respectively. If the potentials at points a, b, and c are 30 V, 12 V, and 2 V respectively, the current through the 20 Ω resistor will be:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11.0 A
20.6 A
30.2 A
40.4 A✓

Correct answer

0.4 A

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