Abhimanyu a student of class-V asked from his brother Rohan studying in class X as to how an on switching on a button, the fan starts rotating. Rohan told that there is a motor in the fan which a dynamo converts electrical energy into mechanical energy. abhimanyu requested his brother to show this with the help of a working model.
Then both of them bought required material field magnets, armature, connecting wires, a switch, a carbon brushes, a battery, a split ring
On making the set up Abhimanyu could see the armature rotating
Does a water pump also uses an electric motor?