Podcast
Questions and Answers
What is the relationship between electricity and magnetism?
What is the relationship between electricity and magnetism?
- They are completely unrelated forces
- Magnetism causes electricity
- Electricity causes magnetism
- They are both part of the electromagnetic force (correct)
Who provided the first reproducible observation of a relationship between electricity and magnetism?
Who provided the first reproducible observation of a relationship between electricity and magnetism?
- Nikola Tesla
- Hans Christian Oersted (correct)
- Michael Faraday
- Thomas Edison
What do permanent magnets have that allows them to generate a magnetic field?
What do permanent magnets have that allows them to generate a magnetic field?
- Internal structure of the material (correct)
- Electric current
- Radio waves
- Light waves
What are the two poles of a magnet called?
What are the two poles of a magnet called?
What is an electromagnet made of?
What is an electromagnet made of?
Where is the magnetic field generated in relation to a moving electric charge?
Where is the magnetic field generated in relation to a moving electric charge?
What is the region around a magnet or a moving electric charge within which the force of magnetism acts called?
What is the region around a magnet or a moving electric charge within which the force of magnetism acts called?
Which of the following statements about electric and magnetic fields is true?
Which of the following statements about electric and magnetic fields is true?
What happens to iron filings when placed in a magnetic field?
What happens to iron filings when placed in a magnetic field?
Which of the following statements about magnetic field lines is correct?
Which of the following statements about magnetic field lines is correct?
In which direction does a small compass placed in a magnetic field point?
In which direction does a small compass placed in a magnetic field point?
What is true about the behavior of magnetic field lines inside a magnet?
What is true about the behavior of magnetic field lines inside a magnet?
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