Card 1 of 21
What happens to the magnetic field around a wire when its current is switched off?
A
The magnetic field vanishes immediately.
B
Insulation forces current to travel through every turn.
C
The field's direction reverses, but its circular shape remains.
D
Fields from the individual turns point the same way and add together.
Card 1 of 21
12.2 Electromagnetism Flashcards
21 flashcards on Edexcel GCSE Physics 12.2 Electromagnetism: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.