Search This Blog

Magnetism And Electromagnetism - Electric bell

Electric bell
Points : Electric bell, Construction Definition An electric bell is a mechanical bell that (with rare exceptions) functions by means of an electromagnet. When an electric current is applied, it produces a repetitive buzzing or clanging sound.
Electric bells have been widely used at railroad crossings, in telephones, fire and burglar alarms, as school bells, doorbells, and alarms in industrial plants, but they are now being widely replaced with electronic sounders. Construction: An electric hell consists of following, parts.
• Electromagnet
• Armature
• Rod with hammer
• Metallic sphere

No comments:

Post a Comment

Dont paste link here..