
Evaluare fizica cls a 8a

Quiz
•
Physics
•
1st Grade
•
Medium

Mirela Stan
Used 75+ times
FREE Resource
22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Curentul electric este:
un ansamblu format din elemente de circuit
miscarea ordonata a purtatorilor de sarcini electrice
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prin circuitele electrice inchise
trece curentul electric
nu trece curentul electric
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Izolatoare termice sunt
metele
lemn, metal, hartie, sticla, pluta
lemn, hartie, sticla, pluta, mase plastice
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sensul curentului electric in afara generatorului este de la
borna pozitiva la borna negativa
borna negativa la borna pozitiva
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Relatia de calcul pentru intensitatea curentului electric este
U= RxI
I= q/t
I= t/q
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Instrumentul de masura folosit pentru intensitatea curentului electric este
voltmetru
ampermetru
ohmmetru
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O eoliana genereaza cu curent electric timp de 2 ore. Stiind ca prin circuitul electric trece o cantitate de sarcina 4800 C, aflati intensitatea curentului electric.
4 A
4 V
40 A
40 V
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