LEARN IT 7: Magnetism and electromagnetism

Frage	Antworten
Where on a magnet is the magnetic field the strongest?	Image: Where On A Magnet Is The Magnetic Field The Strongest (binary/octet-stream)
What happens when two magnets are brought close together?	Image: What Happens When Two Magnets Are Brought Close Together (binary/octet-stream)
What type of force is the magnetic force an example of?	Image: What Type Of Force Is The Magnetic Force An Example Of (binary/octet-stream)
What is a permanent magnet?	Image: What Is A Permanent Magnet (binary/octet-stream)
What is an induced magnet?	Image: What Is An Induced Magnet (binary/octet-stream)
What is a magnetic field?	Image: What Is A Magnetic Field (binary/octet-stream)
What are magnetic materials?	Image: What Are Magnetic Materials (binary/octet-stream)
What happens when magnetic materials are placed in a magnetic field?	Image: What Happens When Magnetic Materials Are Placed In A Magnetic Field (binary/octet-stream)
How is the force between two magnets different to the force between a magnet and a magnetic material?	Image: How Is The Force Between Two Magnets Different To The Force Between A Magnet And A Magnetic Material (binary/octet-stream)
Describe how to plot the magnetic field pattern around a bar magnet	Image: Describe How To Plot The Magnetic Field Pattern Around A Bar Magnet (binary/octet-stream)
Sketch the magnetic field around a bar magnet	Image: Sketch The Magnetic Field Around A Bar Magnet (binary/octet-stream)
How does the strength of the magnetic field around a bar magnet vary?	Image: How Does The Strength Of The Magnetic Field Around A Bar Magnet Vary (binary/octet-stream)
What is a compass?	Image: What Is A Compass (binary/octet-stream)
Sketch/label a diagram to show how a compass works to show that the core of the Earth is magnetic	Image: Sketch Label A Diagram To Show How A Compass Works To Show That The Core Of The Earth Is Magnetic (binary/octet-stream)
Electromagnetism	Electromagnetism
A wire can have a magnetic field around it if it has a ___________ flowing through it	Image: A Wire Can Have A Magnetic Field Around It If It Has A Flowing Through It (binary/octet-stream)
Sketch the magnetic field around a current carrying wire	Image: Sketch The Magnetic Field Around A Current Carrying Wire (binary/octet-stream)
How can you use the right hand thumb rule to work out the magnetic field around a current-carrying wire?	Image: How Can You Use The Right Hand Thumb Rule To Work Out The Magnetic Field Around A Current Carrying Wire (binary/octet-stream)
How can the strength of the magnetic field in a current carrying wire be increased?	Image: How Can The Strength Of The Magnetic Field In A Current Carrying Wire Be Increased (binary/octet-stream)
How can the magnetic field pattern around a current-carrying wire be reversed?	Image: How Can The Magnetic Field Pattern Around A Current Carrying Wire Be Reversed (binary/octet-stream)
What is a solenoid?	Image: What Is A Solenoid (binary/octet-stream)
What is the magnetic field pattern around a solenoid?	Image: What Is The Magnetic Field Pattern Around A Solenoid (binary/octet-stream)
What is the difference between a solenoid and an electromagnet?	Image: What Is Difference Between A Solenoid And An Electromagnet (binary/octet-stream)
What happens when a conductor carrying a current is placed in the magnetic field of a magnet?	Image: What Happens When A Conductor Carrying A Current Is Placed In The Magnetic Field Of A Magnet (binary/octet-stream)
How can you calculate the size of the force acting on a conductor in a magnetic field?	Image: How Can You Calculate The Size Of The Force Acting On A Conductor In A Magnetic Field (binary/octet-stream)
How can you increase the strength of the force acting on a conductor in a magnetic field?	Image: How Can You Increase The Strength Of The Force Acting On A Conductor In A Magnetic Field (binary/octet-stream)
How can you reverse the force acting on a conductor in a magnetic field?	Image: How Can You Reverse The Force Acting On A Conductor In A Magnetic Field (binary/octet-stream)
How is Fleming’s left hand rule used?	Image: How Is Fleming’S Left Hand Rule Used (binary/octet-stream)
What happens to the force on a conductor in a magnetic field if it is not at 90°?	Image: What Happens To The Force On A Conductor In A Magnetic Field If It Is Not At 90 (binary/octet-stream)
Image: Question (binary/octet-stream)	Image: Explain These Two Diagrams Of The Dc Electric Motor (binary/octet-stream)
How can you increase the speed of a dc motor?	Image: How Can You Increase The Speed Of A Dc Motor (binary/octet-stream)
How can you reverse the direction of the dc motor?	Image: How Can You Reverse The Direction Of The Dc Motor (binary/octet-stream)
Symbols, names and units for equations	Image: Symbols, Names And Units For Equations (binary/octet-stream)

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LEARN IT 7: Magnetism and electromagnetism

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