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(îò àíãë. pinch - çäåñü - ñóæåíèå, ñæàòèå) ñæàòèå ðàçðÿäà âãàçàõ ïîä äåéñòâèåì ïðîòåêàþùåãî ïî íåìó òîêà; íàáëþäàåòñÿ ïðè äîñòàòî÷íîáîëüøèõ ñèëàõ òîêà. Âçàèìîäåéñòâèå òîêà ñ åãî ñîáñòâåííûì ìàãíèòíûì ïîëåìñîçäàåò ñèëó, ñæèìàþùóþ ðàçðÿäíûé ñòîëá. |
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