Two identical circular coils

PHYSICS · Subjective · CBSE · Physics · Magnetic Effects of Electric Current · Magnetic Effects of Electric Current

Problem

Two identical circular coils, each of radius 6 cm, are placed coaxially with their centres 6 cm apart. Each coil carries a current of 2 A, but the currents flow in opposite directions. Show that the net magnetic field at the midpoint between the coils is zero.

Related theory

Magnetic Fields
Fields due to Currents
Biot-Savart law
Magnetic field due to a circular loop
Magnetic Effects of Electric Current

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