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PhysicsHardNumerical2024 · 04 Apr Shift 1

Q26.Twelve wires each having resistance 2Ω are joined to form a cube. A battery of 6 V emf is joined across point a and c. The voltage difference between e and f is ______V.

What This Question Tests

This problem involves finding the voltage difference in a complex cube network, requiring advanced circuit analysis using symmetry and Kirchhoff's laws to determine currents.

Concepts Tested

Equivalent resistance of a cube networkSymmetry in circuitsKirchhoff's LawsVoltage division

Formulas Used

V = IR

Kirchhoff's Laws

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