Forța electromagnetică
Quiz
•
Physics
•
8th Grade
•
Hard
Viorica Nemerenco
Used 15+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Forța electromagnetică este forța de interacțiune dintre
doi magneți
câmpul magnetic și conductorul parcurs de curent electric, situat în acest câmp
un magnet și un corp de fier
două corpuri încărcate cu sarcină electrică
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Sensul forței electromagnetice se determină cu ajutorul
regulii mîinii drepte
regulii burghiului
regulii mâinii stângi
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Formula de calcul a forței electromagnetice este:
F = BIl
4.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Forța electromagnetică exercitată de un câmp magnetic uniform asupra unui conductor liniar parcurs de curent electric este direct proporțională cu
intensitatea curentului care parcurge conductorul
tensiunea aplicată la capetele conductorului
lungimea porțiunii de conductor aflată în câmpul magnetic
inducția câmpului magnetic în care se află conductorul
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Inducția câmpului magnetic se notează prin litera
B
I
E
M
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Unitatea de măsură a inducției câmpului magnetic în SI este
Watt
Tesla
Amper
Volt
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Transformați în SI: 2,8 mT
28 T
0,028 T
0,28 T
0,0028 T
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