A dynamo converts ______. (1) Mechanical energy into sound energy (2) Mechanical energy into electrical energy (3) Electrical energy into mechanical energy (4) None of these
(2) Mechanical energy into electrical energy Explanation The dynamo, by attaching it in between the two tires, converts the mechanical energy (which of course, is produced by paddling) into electrical energy, and by connecting the wires going out of the dynamo to light, it glows without any flaw.