The magnitude of a magnetic field a distance 2.0 µm from a wire is 36.0 × 10-4 T How much current is flowing through the
wire. Assume the wire is the only contributor to the magnetic field.

Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change

To a of 4 x hz is 1. 0. mm nm nm

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?