Explain how the electric bell works.
| November 14, 2020 | Education
The electromagnet attracts the armature, it hits the cup, the circuit opens, the armature returns to its original position, the circuit closes, the process repeats.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.