Question

8.An electric bell works on the principle
(a) electrical energy is converted into mechanical energy
(b) electrical energy is converted into sound energy
(c) mechanical energy is converted into sound energy
(d) None of these​

Answer 1

Step-by-step explanation:

electrical energy is converted into mechanical energy and then mechanical energy is converted into sound energy.

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Answer 2

Answer:

a) electrical energy is converted into mechanical energy.