
analyse de circuit cc
Authored by OTHMANE PRO
Science
1st - 3rd Grade
Used 3+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dans la Loi des nœud comment on peut identifier l'intensité de courant
I1=I2+I3
I1=I2-I3
I2=I3+I1
I2=I1+I3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
quelle est la valeur de Resistance équivalente
Req=R1+2xR2
Req=R1+R2
Req=1/R1+1/R2
Req=1/R1+R2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C’est quoi l’unité de la résistance électrique ?
watt
kva
Ohm
bars
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dans un circuit électrique ce compose de deux résistance en série R1=100 Ω et R2=1 kΩ
Quelle est la valeur de Req dans ce circuit ?
Req= 101 Ω
Req= 110 Ω
Req= 1010 Ω
Req= 1100 Ω
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dans le même circuit et sous tension de U= 5 v ;
quelle la valeur de intensité de courant I ?
I=0.4 A
I= 4.5 mA
I= 0.04 mA
I= 5 mA
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la formule pour calculer la puissance électrique dans un circuit ?
P=R×I
P=U×I
P=I/R
P=U/R
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est l'effet de la température sur la résistance d'un conducteur ?
La résistance varie de manière aléatoire
La résistance augmente avec la température
La résistance diminue avec la température
La résistance reste constante
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