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They Both Are Mixtures.
radios, telephones, and coumputers
This requires magnets in general. It need not be an electromagnet; sometimes electromagnets are used, sometimes permanent magnets.
Through an electromagnet- most commonly when the electromagnets are part of an electric motor.
An electric motor converts electrical energy into mechanical energy. While an electrical generator does the opposite.
what are the similarities between basketball and ring-ball
what is the similarities between the ulna and the radius
similarities
DIFFERENCE: a bar magnet is a permanent magnet where as solenoid is a electromagnet so it acts as a magnet only when electricity is passed through it. SIMILARITIES: they both act as magnets and both have a similar magnetic field.
what are the similarities between network switch and a hub
There are zero similarities between the two.
similarities between kangaroo and human