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.
How to make this recipe. 1  Preheat the oven to 350Â°. Oil a 9-by-13-inch metal baking pan. 2  In a medium skillet, toast the cornmeal over moderately high heat, stirring constantly, until lightly browned, about 5 minutes. Transfer to a large bowl and whisk in the flour, baking powder and salt.