LEGEA LUI OHM

Quiz
•
Science
•
9th Grade
•
Hard

Florina Mindrila
Used 6+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tensiunea electrică se măsoară în:
watt
amper
volt
ohm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unitatea de măsură a rezistenței electrice este:
watt
amper
volt
ohm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Conform legii lui Ohm pentru o porțiune de circuit, intensitatea curentului electric este direct proporțională cu:
rezistența electrică
tensiunea electrică
puterea electrică
energia electrică
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Conform legii lui Ohm, daca I crește:
U crește
U scade
U rămâne constant
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La bornele unui conductor cu rezistența de 360 Ω se aplică o tensiune de 24 V. Ce valoare are intensitatea curentului care îl străbate?
0,6 A
0,06 A
15 A
0,15A
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Conductorii (rezistorii) pentru care este valabilă legea lui Ohm se numesc:
liniari
ohmici
neliniari
neohmici
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Becul electric este un rezistor:
ohmic
liniar
neohmic
neliniar
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Spirala unui reșou cu rezistența de 150 Ω este parcursă de un curent cu intensitatea de 2 A. Căt este tensiunea aplicată reșoului?
0,01 V
75 V
300 V
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