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IGCSE Physics Magnetism & Electromagnetism (Edexcel) All Answers Correct £7.86   Add to cart

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IGCSE Physics Magnetism & Electromagnetism (Edexcel) All Answers Correct

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IGCSE Physics Magnetism & Electromagnetism (Edexcel) All Answers Correct 1. Define magnetic field. - Magnetic field is the area where magnetic materials experience a force. 2. What do magnetic field lines indicate? - Magnetic field lines show the magnitude and direction of magnetic fields, al...

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  • July 9, 2024
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IGCSE Physics Magnetism & Electromagnetism (Edexcel) All Answers
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1. Define magnetic field.



- Magnetic field is the area where magnetic materials experience a force.




2. What do magnetic field lines indicate?



- Magnetic field lines show the magnitude and direction of magnetic fields, always running from north


to south.




3. Define uniform magnetic field.



- A uniform magnetic field exists when the field lines are evenly spaced and parallel, such as between


the north and south poles of two adjacent bar magnets.




4. What is electromagnetism?

, - Electromagnetism refers to the production of a magnetic field around a conductor carrying an electric


current.




5. Explain magnetically soft materials.



- Magnetically soft materials are easily magnetized and demagnetized.




6. Explain magnetically hard materials.



- Magnetically hard materials are difficult to magnetize and demagnetize.




7. How can you increase the strength of an electromagnet?



- You can make an electromagnet stronger by adding more turns to the coil, increasing the current


flowing through the coil, or wrapping the coil around a soft iron core.




8. What does the right hand rule demonstrate?

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