• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

Electromagnet Investigation

Page
  1. 1
    1
  2. 2
    2
  3. 3
    3
  4. 4
    4
  5. 5
    5
  6. 6
    6
  7. 7
    7
  • Essay length: 1856 words
  • Submitted: 11/07/2002
Share this essay:
AS and A Level Fields & Forces

The first 200 words of this essay...

What is a electromagnet

Planning

An electromagnet consists of an iron core with a wire wrapped round it and current

flowing through the wire

A conductor carrying a current (I) induces a magnetic field.

This due to the fact that moving charges induces magnetism and the current consists of moving (e )

What are they used for?

Electromagnets are widely used in technology and are the essential components of relays and circuit breakers. Electromagnets are also used in electromagnetic clutches and brakes. In some streetcars, electromagnetic brakes grip directly onto the rails. Very large electromagnets having cores several meters in diameter are used in cyclotrons, and high-power electromagnets are used to lift iron parts or scrap.

This was Found From Encarta

This has helped me so now I see a point in the experiment. Also people who use the high-powered electromagnet would need to know how to get it high powered. Keeping in mind current costs money so they may choose to use another way with a lower current.

About Electromagnets

(Core)

The iron core in an electromagnet is full of magnetic domains, which

Read more
The above preview is unformatted text

Found what you're looking for?

  • Start learning 29% faster today
  • Over 150,000 essays available
  • Just £6.99 a month

  • "
    This website has been a major help to me--I don't know what I would have done without it. You can depend on Markedbyteachers.com for solid, dependable essays.
    "
    Sabrina, Washington. IB English, History, Chemistry, Anthropology.
  • "
    I found this site very useful. It is well organized and easy to search through. For me as a student of GCSE and non-native english speaker, it makes coursework very easy and understandable.
    "
    Asmaa, UAE. GCSE Student. Biology, Physics, Chemistry, Maths and English.

Marked by a teacher

This essay has been marked by one of our great teachers. You can read the full teachers notes when you download the essay.

Peer reviewed

This essay has been reviewed by one of our specialist student essay reviewing squad. Read the full review on the essay page.

Peer reviewed

This essay has been reviewed by one of our specialist student essay reviewing squad. Read the full review under the essay preview on this page.