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Fizica 10 A

Authored by Zoltan2005 Ferencz

Physics

10th Grade

Used 37+ times

Fizica 10 A
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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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