Introdus în interiorul bobinei, îmbunătățește proprietățile magnetice ale înfășurării de cupru:

TEST-EFECTUL MAGNETIC AL CURENTULUI ELECTRIC

Quiz
•
Physics
•
8th Grade
•
Hard
Anca Gradinariu
Used 4+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
miez
bobină
spiră
ac
2.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
1.Obiect din material magnetic în formă de romb alungit, pe care îl conține și busola.
spiră
ac
bobine
electromagnet
3.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
3.Dispozitiv compus dintr-o bobină având miez de fier, parcursă de curent electric:
rezistor
generator
electromagnet
izolator
4.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Înfășurare din sârmă de cupru:
electrolit
ioni
întrerupător
bobină
5.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Sunt multe și dacă le cunoașteți numărul și diametrul, puteți afla lungimea bobinei:
noduri
Spire
ochiuri
ramuri
6.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Fizician și chimist danez care a studiat electromagnetismul:
William Thomson
Anders Celsius
Joseph Black
Hans Christian Oersted
7.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Rolul miezului de fier este de a .............efectul magnetic.
specifica
controla
reduce
intensifica
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