Which of the following factors affect the amount of voltage induced by a changing magnetic field in a coil? a) The strength of the magnetic field. b) The speed of the magnetic field. c) The number of turns in the coil. d) All of the above

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Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.