
Curentul Electric: Noțiuni Generale
Flashcard
•
Physics
•
12th Grade
•
Medium
Diana Negină
Used 2+ times
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22 questions
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1.
FLASHCARD QUESTION
Front
Ce reprezintă curentul electric?
Back
Deplasarea ordonată a electronilor printr-un conductor.
2.
FLASHCARD QUESTION
Front
Cu ce poate fi comparat curentul electric?
Back
Cu un râu care curge; apa care curge este echivalentă cu electronii în mișcare.
3.
FLASHCARD QUESTION
Front
Ce este curentul continuu (CC)?
Back
Un curent care circulă într-o singură direcție și are o intensitate constantă în timp.
4.
FLASHCARD QUESTION
Front
Unde este utilizat curentul continuu?
Back
În baterii, panouri solare și echipamente electronice.
5.
FLASHCARD QUESTION
Front
Ce este curentul alternativ (CA)?
Back
Un curent care își schimbă periodic direcția și intensitatea, având o formă de undă sinusoidală.
6.
FLASHCARD QUESTION
Front
Unde este utilizat curentul alternativ?
Back
În rețelele electrice casnice și industriale.
7.
FLASHCARD QUESTION
Front
Ce indică intensitatea curentului electric?
Back
Cantitatea de sarcină electrică (numărul de electroni) ce trece printr-un conductor într-o secundă.
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