electromagnetism Flashcards
1
Q
what does moving charges cause
A
a magnetic field
2
Q
solenoid
A
one or more coils of wire
3
Q
how can an electromagnet be made stronger
A
by putting a piece of iron in the coil
GCSE Physics > electromagnetism > Flashcards
what does moving charges cause
a magnetic field
solenoid
one or more coils of wire
how can an electromagnet be made stronger
by putting a piece of iron in the coil