20 Questions
What causes certain materials to become magnetic?
The arrangement of molecules in the material
What is the strongest magnetic field strength of a permanent magnet?
8,000 gauss
What is the unit of measurement for magnetic induction, also known as magnetic flux density?
Gauss
What gives a solenoid north and south magnetic poles and a magnetic field?
Electric current flowing through it
What creates a magnetic force that flows from the north pole to the south pole in magnets?
Spinning of the electrons around the nucleus of an atom
What is responsible for the most notable property of a magnet?
Magnetic field
Why do permanent magnets produce a magnetic field?
Due to the internal structure of the material
Which materials are attracted or repelled by the magnetic field of a magnet?
Ferromagnetic materials
What is responsible for the generation of magnetic fields in permanent magnets?
Internal structure of the material
Why is there no permanent magnetism in many materials?
Due to cancellation of random magnetic fields
What is the unit of measurement for magnetic induction, also known as magnetic flux density?
Tesla
What causes certain materials to become magnetic?
Arrangement of molecules so that electrons spin in the same direction
What gives a solenoid north and south magnetic poles and a magnetic field?
Electric current flowing through the coil
What is responsible for the most notable property of a magnet?
Spinning of electrons around the nucleus
Why is there no permanent magnetism in many materials?
Random directions of electron spins cancel out magnetic forces
What is responsible for the most notable property of a magnet?
Internal structure of the material
Why do permanent magnets produce a magnetic field?
Result of nuclear spins and electron spins
What causes certain materials to become magnetic?
Nuclear spins
What gives a solenoid north and south magnetic poles and a magnetic field?
Flow of electric current
What creates a magnetic force that flows from the north pole to the south pole in magnets?
Cancellation of magnetic fields
Test your knowledge about magnetic field and circuits with this quiz. Learn about magnetization curves, permanent magnets, electromagnets, and the properties of magnets in attracting or repelling other materials.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
