Magnetic Effects of Current 
 Introduction

Biot-Savart Law (Magnetic Field due to a Current)

Magnetic Field due to a Straight (infinitely) long Current Carrying wire
Magnetic Field due to a circular current loop
Current Loop and Magnetic Dipole
Force Law
Forces on Currents and the Lorentz force
Ampere's Circuital Law

Moving Charge in Electric Field

Galvanometer