Engineering Physics Annotation << Back The moment of forces of self-action S.A. Gerasimov, V.V. Pryadchenko For the unclosed system, being the reserved thin explorer with a current and unreserved area of other current, revolving moment with which system operates on itself is calculated. Existence of selfaction, as appeared, does not break the law of saving of moment of impulse. E-mail: gsim1953@mail.ru