Electric bell works on what principle?
Electrical energy is converted into sound energy
Mechanical energy is converted into sound energy
Electrical energy is converted into mechanical energy
Mechanical energy is converted into electrical energy
Electric bell converts the electrical energy into mechanical energy of the striker, which strikes the bell.
An electric generator converts :
(a) electrical energy into mechanical energy
(b) mechanical energy into hear eneregy
(c) electrical energy into chemical energy
(d) mechanical energy into electrical energy