Fizica 10 A
Authored by Zoltan2005 Ferencz
Physics
10th Grade
Used 37+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Simbolul Tensiunii electrice este
I
U
R
A
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Simbolul Intensitatii curentului electric este
I
U
R
P
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Legea lui Ohm pe o reistenta este
I=U/R
U=R/I
R=U*I
I=U*I
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Legea lui Ohm pe un circuit electric este
E=I*R
I= E/(R+r)
I=E/(R-r)
I= E(R+r)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prima regula a lui Kirchhoff se refera la
2 noduri electrice
1 nod electrice
la ochiuri de retea
la laturi de retea
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Rezistenta electrica a unui fir depinde de
lungimea firului
aria transversala a firului
culoarea firului
de natura materialului firului electric
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rezistivitatea firului electric se masoara in SI
ohm
amperi
volti
ohm * metru
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