Magnetism Basics

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

What are the most common ferromagnetic materials?

  • Neodymium and samarium
  • Aluminium, oxygen, and carbon
  • Chromium, copper, and iron
  • Iron, cobalt, and nickel (correct)

Which type of substances are weakly attracted to an applied magnetic field?

  • Paramagnetic substances (correct)
  • Antiferromagnetic substances
  • Diamagnetic substances
  • Ferromagnetic substances

What gives rise to a magnetic field according to the text?

  • Only ferromagnetic materials
  • Only magnetic moments of elementary particles
  • Both electric currents and magnetic moments of elementary particles (correct)
  • Only electric currents

Which materials are classified as having a more complex relationship with a magnetic field?

<p>Antiferromagnetic materials, such as chromium (D)</p> Signup and view all the answers

What is responsible for most of the effects of magnetism encountered in everyday life?

<p>Ferromagnetism (B)</p> Signup and view all the answers

O magnetismo é uma classe de atributos físicos que ocorre através de um campo magnético, que permite que os objetos se atraiam ou se repilam.

<p>False (B)</p> Signup and view all the answers

Apenas poucas substâncias são ferromagnéticas; as mais comuns são ferro, cobalto e níquel e suas ligas.

<p>False (B)</p> Signup and view all the answers

Materiais paramagnéticos, como alumínio e oxigênio, são fortemente atraídos por um campo magnético aplicado.

<p>False (B)</p> Signup and view all the answers

Materiais diamagnéticos, como cobre e carbono, são fracamente repelidos por um campo magnético aplicado.

<p>False (B)</p> Signup and view all the answers

Todos os materiais exibem algum tipo de magnetismo.

<p>False (B)</p> Signup and view all the answers

Flashcards are hidden until you start studying

Use Quizgecko on...
Browser
Browser