# State Tangent Law in Magnetism. - Physics (Theory)

Definition

State Tangent Law in magnetism.

#### Solution

Tangent law states that, if a magnetic field 'B' is applied at right angles to the horizontal component of the earth's field BH , the needle comes to equilibrium at an angle to the magnetic meridian such that, tan θ = "B"/"B"_"H".

Concept: The Earth’s Magnetism
Is there an error in this question or solution?