The metal ruler can be taken directly by hand and with a rubber gloved hand. In which of these cases is it possible

The metal ruler can be taken directly by hand and with a rubber gloved hand. In which of these cases is it possible to electrify a metal ruler with a charged body?

Only if you take the ruler with a rubber glove. Otherwise, the charge will be redistributed over the human body and go into the ground.

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.