Electricitate-test 1
Quiz
•
Physics
•
6th - 9th Grade
•
Hard
simona p
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unitatea de măsură a sarcinii electrice este :
Amper
Volt
Ohm
Coulomb
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Intensitatea curentului electric se exprimă in :
Amper
Coulomb
Volt
Ohm
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unitatea de măsură a rezistenței electrice este :
Amper
Volt
Ohm
Coulomb
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rezistența electrică este o mărime fizică numeric egală cu :
raportul dintre tensiunea electrica si intensitatea curentului electric
produsul dintre intensitatea curentului electric si tensiunea electrica
raportul dintre intensitatea curentului electric si tensiunea electrica
raportul dintre sarcina electrica si timp
5.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Becurile conectate serie într-un circuit electric se caracterizează prin:
aceeasi tensiune electrica
aceeasi intensitate a curentului electric
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Este o deplasare dirijată a sarcinilor electrice pozitive
circuitul electric
curentul electric
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce reprezintă un circuit electric închis?
Un circuit în care curentul electric nu circulă
Un circuit în care curentul electric circulă continuu
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este formula pentru calcularea puterii electrice?
P = U x I
P = I x R
P = U / I
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce se întâmplă cu intensitatea curentului electric într-un circuit paralel?
Se împarte între ramuri
Rămâne constantă în toate ramurile
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