4.4 Magnetic fields Flashcards
1
Q
What is a magnetic field?
A
2
Q
Describe the properties of the magnetic field? (around a current carrying straight wire)
A
3
Q
What is the RIGHT HAND GRIP rule?
A
4
Q
How do magnetic field lines interact?
A
5
Q
What does the magnetic field due to a long solenoid look like?
A
6
Q
How can we predict the direction of the magnetic field by inspecting the end loops?
A
7
Q
What is Fleming’s LEFT HAND rule?
A
8
Q
What is the equation for Magnetic force and define each letter/term?
A
9
Q
What is the definition of magnetic flux density (B)?
A
10
Q
What id the definition of the unit of Flux Density, the Tesla?
A
11
Q
What is the definition of the magnetic field strength?
A
12
Q
What does the unit Henry mean and what are the SI units?
A
13
Q
What is a solenoid?
A
14
Q
What does an addition of an iron do in a solenoid?
A
15
Q
A
