Электронная библиотечная система КОНСУЛЬТАНТ СТУДЕНТА
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Chapter 14 Electric field

An electric field is a kind of matter by means of which a force action is carried out on electric charges located in this field. The characteristics of the electric field generated by biological structures are a source of information about the state of the body.

§ 14.1. INTENSITY AND POTENTIAL AS CHARACTERISTICS OF ELECTRIC FIELD

The force characteristic of an electric field is its intensity equal to the ratio of the force acting at a given point of the field on a point charge, to the value of the charge: