14 Electromagnetism

MAGNETIC FIELD
14.1.0 Magnetic Field
14.1.1 Long Straight Wire
14.1.2 Flat Circular Coil
14.1.3 Long Solenoid
—–14.1.3.1 Ferromagnetism
14.1.4 Earth’s Magnetic Field

MAGNETIC FORCE ON A CURRENT CARRYING CONDUCTOR
14.2.0 F=BIL
14.2.1 Electric Motor
14.2.2 Current Balance
14.2.3 Forces between Two Straight Wires

MAGNETIC FORCE ON A MOVING CHARGE
14.3.0 F=Bqv
14.3.1 Charge Moving in Magnetic Field
14.3.2 Velocity Selector

APPENDIX
14.A Magnetic Toys