Question

Which power supply can be used in electric bell

• A. $AC$
• B. $DC$
• C. Can't be predicted
• D. Both A and B

Answer 1

Answer: (D)

Both A and B

Electric bell works on the mechanism of electromagnets and for this, any type of power either AC or DC can be used.

An electric bell is a mechanical or electronic bell that functions by means of an electromagnet. When an electric current is applied, it produces a repetitive buzzing, clanging, or ringing sound.