Devices using permanent magnets and electromagnets

Galvin Pinto asked; List the devices where permanent magnets & electromagnets are used. Sketch the pattern of the field lines around a current carrying: Straight Conductor Loop of wire Solenoid Ans: Permanent Magnets are used in Laboratory magnets loud speakers microphones cyclotron generators and many more Pattern of the field lines around a current carrying…… Continue reading Devices using permanent magnets and electromagnets