Say whether these sentences are true or false: 1. Alternating force always exerts its effort in one direction. 2. Alternating force is produced by electromagnetic induction. 3. The electromotive force is induced by motion of a conductor. 4. Resistance is an important factor that greatly influences electrical flow. 5. The type of the material employed doesn’t influence the resistance.
Ответы
Ответ дал:
1
False
True
True
True
False
True
True
True
False
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