Creado por Isleworth Physics
hace más de 6 años
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Where on a magnet is the magnetic field the strongest?
What happens when two magnets are brought close together?
What type of force is the magnetic force an example of?
What is a permanent magnet?
What is an induced magnet?
What is a magnetic field?
What are magnetic materials?
What happens when magnetic materials are placed in a magnetic field?
How is the force between two magnets different to the force between a magnet and a magnetic material?
Describe how to plot the magnetic field pattern around a bar magnet
Sketch the magnetic field around a bar magnet
How does the strength of the magnetic field around a bar magnet vary?
What is a compass?
Sketch/label a diagram to show how a compass works to show that the core of the Earth is magnetic
Electromagnetism
A wire can have a magnetic field around it if it has a ___________ flowing through it
Sketch the magnetic field around a current carrying wire
How can you use the right hand thumb rule to work out the magnetic field around a current-carrying wire?
How can the strength of the magnetic field in a current carrying wire be increased?
How can the magnetic field pattern around a current-carrying wire be reversed?
What is a solenoid?
What is the magnetic field pattern around a solenoid?
What is the difference between a solenoid and an electromagnet?
What happens when a conductor carrying a current is placed in the magnetic field of a magnet?
How can you calculate the size of the force acting on a conductor in a magnetic field?
How can you increase the strength of the force acting on a conductor in a magnetic field?
How can you reverse the force acting on a conductor in a magnetic field?
How is Fleming’s left hand rule used?
What happens to the force on a conductor in a magnetic field if it is not at 90°?
How can you increase the speed of a dc motor?
How can you reverse the direction of the dc motor?
Symbols, names and units for equations