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фізика, опір

Сила струму, напруга , опір

Сила струму прямопорційна напрузі
Сила струму обернено пропорційна опору
Опір провідника залежить від довжини провідника, площі поперечного перерізу і речовини, з якої виготовлено провідник
одиниця вимірювання сили струму Ампер
Одиниця вимірювання напруги Вольт
Одиниця вимірювання опору Ом
Прилад для виміювання сили струму Амперметр
Прилад для вимірювання напруги Вольтметр
Амперметр в коло вмикається послідовно
Вольтметр в коло вмикається паралельно
Формулювання закону Ома Сила стуму прямопорційна напрузі і обернено пропорційна опору провідника
Created by: Zamurnak
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