State whether true or false:
State whether the following statement is true or false :
An electric motor converts mechanical energy into electrical energy.
State whether following statements are True or False:
(a) An electric motor converts mechanical energy into electrical energy
(b) An electric generator works on principle of electromagnetic induction
(c) The field at the center of a long circular coil carrying current will be parallel straight lines
(d) A wire with a green insulation is usually the live wire of an electric supply