Question

Two wires carrying currents I₁ and I₂ lie, one slightly above the other, in a horizontal plane as shown in figure. The region of vertically upward strongest magnetic field is ______.

Options

• I

• II

• III

• IV

Answer 1

Two wires carrying currents I₁ and I₂ lie, one slightly above the other, in a horizontal plane as shown in figure. The region of vertically upward strongest magnetic field is II.

Explanation:

Applying the right-hand thumb rule, the strongest magnetic field will be in region II.