Applications of electromagnetism. How loudspeakers and microphones work.

What is the motor effect? What is the generator effect? What is the difference the motor and generator effect? What are the applications of electromagnetism? How loudspeakers work? How do microphones work? Moving coil microphones and moving coil loudspeakers. #gcsephysics #physics #physicsrevision #gcsescience #sciencerevision #electromagnetism #electromagnetic_induction #loudpeakersandmicrophones #themotoreffect #thegeneratoreffect.