
Test despre Legea lui Ohm
Authored by Valentina Udrescu
Science
8th Grade
Used 1+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este formula Legea lui Ohm?
I = R / V
I = V * R
I = V / R
I = V + R
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce unitate de măsură se folosește pentru tensiunea electrică?
joule
watt
volt
ohm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cum se definește curentul electric?
Curentul electric este o formă de energie termică.
Curentul electric este o mișcare a moleculelor de apă.
Curentul electric este o reacție chimică între metale.
Curentul electric este fluxul de sarcini electrice.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce unitate de măsură se folosește pentru curentul electric?
amper (A)
ohm (Ω)
volt (V)
watt (W)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce este rezistența electrică?
Rezistența electrică este temperatura unui conductor.
Rezistența electrică este opoziția unui material la curentul electric.
Rezistența electrică este puterea unui circuit electric.
Rezistența electrică este viteza de curgere a electronilor.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este unitatea de măsură pentru rezistența electrică?
farad
ohm
watt
volt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cum influențează rezistența curentul electric într-un circuit?
Rezistența reduce curentul electric într-un circuit.
Rezistența nu are niciun efect asupra curentului electric.
Rezistența crește curentul electric într-un circuit.
Rezistența transformă curentul electric în energie mecanică.
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