How to make electric bell - motorless bell
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- Опубликовано: 11 июн 2016
- Make an electromagnetic bell with an easy way.
It runs with AC current.
AC current's magnetical effect causes vibration on the magnets.
This vibration rings the bell.
MATERIALS:
- Bell of bicycle
- Isolated cupper wire
- Push button
- 2 small magnets
- Anti magnet piece of tin
- Nail
- AC power supply (9-12 V)
- 1 piece of wood
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You've used the actual working that is used in real school bell.good job..
That bike bell looks like a fire alarm and sounds like a fire alarm.
Nice good useful in door alarm
nice video
nice
Sir, how did you tap the nail diagonally onto the wood? Show me how!
Good job...Nice working!! Can you please name the materials which you used ?
Please tell fast which materials did you used ? You have made it really superb......Nice work 😊😊😊☺☺☺☺☺
does this work with dc current
is that a magnet that putted in ur hand
please reply
I also was confused, since it's not on the materials list, but knowing magnets dob't stick to fingers, yet tape does, i finally figured it out: it's a watch (button) battery with double sided tape on the back. It's for ringing the bell, so it's not magnetic (if it was, it might stick to the bell-unless bell is made of non-ferrous/non-magnetic metals like aluminum/brass). It's just a piece of metal for striking, any metal will suffice.
nice video