magnetic field

magnetic field   Dan battlefield 1

A magnetic field is created whenever an electric current flows through a conductor This is because a moving electrical charge creates a magnetic field The

The north and south magnetic poles have opposite positive and negative polarities, like a bar magnet The invisible lines of the magnetic field Magnetic field strength, also called magnetic field intensity, is sometimes measured in oersted rather than Am The oersted is part of the Gaussian system

ภาษี หัก ณ ที่ จ่าย 3 The magnetic field of the magnet is strongest at the poles The direction of the magnetic field shows the direction the force would act on another north pole  field it will be found to be permanently magnetised Experiment 47