6c: Electromagnetism
Authored by Andrew Bamford
Physics
9th - 10th Grade
Used 1+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A magnetic field is produced…
around an electron.
around a charge.
around a wire.
when current flows.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A force is produced when magnetic fields…
overlap
interact
interfere
touch
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For Flemming's left hand rule: Thumb represents the direction of the ________
magnetic field
Current
Force
Parallel
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For Flemming's left hand rule: First finger represents the direction of the ________
magnetic field
Current
Force
Parallel
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For Flemming's left hand rule: Second finger represents the direction of the ________
magnetic field
Current
Force
Parallel
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you build an electromagnet?
Wrap a coil of wire around an iron core, pass a current through the core.
Pass a current through a coil of wire, wrapped around an iron core
Place a coil of wire in a magnetic field, and pass a current through the coil.
Use a bar magnet
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you build a motor?
Wrap a coil of wire around an iron core, pass a current through the core.
Pass a current through a coil of wire, wrapped around an iron core
Place a coil of wire in a magnetic field, and pass a current through the coil.
Use a bar magnet
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