One of two identical electrometers was charged. What part of the electric charge will transfer from the first electrometer to the second, if you connect it with another, uncharged one using a metal wire?
As soon as the wire touches the balls of both electrometers, half of the charge of the first ball goes to the second. The charge is divided into two equal parts.
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.