These effects are derived from two fundamental observations of physics: a steady current creates a steady magnetic field described by Oersted's law, and a time-varying magnetic field induces an electromotive force in nearby conductors, which is described by Faraday's law of induction.
Butter & salt. Preheat the oven to 400 degrees. Husk the corn, wrap each ear in foil, adding 2 teaspoons of butter to each packet. Bake for about 25 minutes or roast the foil-wrapped corn over hot coals turning once during the cooking. Serve with more butter and salt.
Learn how to boil corn in a just a few easy steps! Boiling Corn on the Cob. To boil fresh corn on the cob, first remove the husks and silk. Then place the cobs in a kettle of unsalted boiling water. Cover the pan and return it to a boil. Cook the corn for 3-5 minutes or until tender. The exact cooking time will depend on the type of corn you buy and its maturity. Very fresh corn or super-sweet varieties may require a shorter cooking time while older corn may require a longer one.