Legea lui Joule

Legea lui Joule

8th Grade

10 Qs

quiz-placeholder

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Legea lui Joule

Legea lui Joule

Assessment

Quiz

Physics

8th Grade

Practice Problem

Hard

Created by

Viorica Botnari

Used 9+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Lucrul curentului electric se determină conform relației

L=UItL=UIt

L=UIL=UI

L=I2RtL=I^2Rt

L=ER+rL=\frac{E}{R+r}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Puterea curentului electric se determină conform relației

 P=UItP=UIt 

 P=UIP=UI 

 P=I2RtP=I^2Rt 

 P=ER+rP=\frac{E}{R+r} 

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Legea lui Ohm pentru un circuit întreg se determină conform relației

 L=UItL=UIt 

 P=UIP=UI 

 Q=I2RtQ=I^2Rt 

 I=ER+rI=\frac{E}{R+r} 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Legea lui Joule se determină conform relației

 Q=UItQ=UIt 

 Q=UIQ=UI 

 Q=I2RtQ=I^2Rt 

 Q=ER+rQ=\frac{E}{R+r} 

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Unitatea de măsură a puterii curentului electric este

AA

WW

Ω\Omega

JJ

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Unitatea de măsură a tensiunii electromotoare este

 VV 

WW

Ω\Omega

JJ

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Tensiunea electromotoare exprimă

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