P15- Electromagnetism Flashcards
1
Q
The Type of forces do magnets exert on each other
A
Non-contact forces
2
Q
What is a solenoid
A
A coiled piece of wire
3
Q
Direction a magnetic field runs
A
North to South Pole
4
Q
Advantages of using an electromagnet
A
Made stronger
Can be turned on/off
5
Q
The motor effect
A
Forces felt by a wire when placed in a magnetic field with an electric current flowing through it
6
Q
What is an electromagnet
A
Solenoid containing an iron core
7
Q
2 rules of for attraction
A
Opposite poles
Like poles repel
