The Motor Effect (AQA GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the motor effect?
What is the motor effect?
A wire in a magnetic field experiences force
What causes the force on a current-carrying wire in a magnetic field?
What causes the force on a current-carrying wire in a magnetic field?
Interaction of two magnetic fields
In the motor effect, at what angle is the force to the wire and field?
In the motor effect, at what angle is the force to the wire and field?
Right angle (90°)
At what angle to the field does a wire experience maximum force?
At what angle to the field does a wire experience maximum force?
90 degrees
What force does a wire experience if it is parallel to the magnetic field?
What force does a wire experience if it is parallel to the magnetic field?
No force
What happens to the force if the wire is not at 90° to the field?
What happens to the force if the wire is not at 90° to the field?
It experiences less force
What does the interaction of the two magnetic fields do to the wire?
What does the interaction of the two magnetic fields do to the wire?
Pushes it out of the field
What two things are needed to find the direction of the force?
What two things are needed to find the direction of the force?
Magnetic field & current direction
What does a current-carrying wire produce?
What does a current-carrying wire produce?
Its own magnetic field
Where is a wire placed to demonstrate the motor effect?
Where is a wire placed to demonstrate the motor effect?
Between N and S poles of magnets