The Motor Effect
Assessment
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Bob Baker
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Physics
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8th - 10th Grade
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210 plays
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Hard
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22 questions
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1.
Multiple Choice
Why might a current-carrying wire be placed between a magnetic field?
To increase the current from the interaction of magnetic fields
To increase the voltage from the interaction of magnetic fields
To produce a force from the interaction of magnetic fields
2.
Multiple Select
What does the thumb indicate in flemings left hand rule?
Force
Motion
Current
Magnetic field direction
3.
Multiple Choice
What direction is the force/motion in the following diagram?
Perpendicular to the magnets
Downwards
Parallel and through the magnets
4.
Multiple Choice
Name the effect that causes a coil of current-carrying wire in an electric motor to move.
The electromagnetism effect
The magnetic effect
The motor effect
5.
Multiple Choice
Which rule can be used to work out which way a coil of wire rotates in a motor?
Fleming's left-hand rule
Fleming's right-hand rule
6.
Multiple Select
Give two ways you can reverse the direction of a basic dc motor?
Reverse the current
Keep the current the same
Reverse the magnetic field
Keep the magnetic field the same
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