Chapter 21 Virtual Lab

The Tangent Galvanometer

Uses: Field inside a current loop, vector addition of magnetic fields.

Determine the direction of the field inside a current loop.

Determine the effect of the current on the strength of the magnetic field inside a current loop.

Determine the effect of the number of loops on the strength of the magnetic field inside a current loop.

Determine the strength of Earth's magnetic field by comparison to the magnetic field of a current loop.