elyjiahhall elyjiahhall
  • 01-04-2014
  • Chemistry
contestada

Compare and contrast an electromagnet and a permanent magnet.

Respuesta :

Mitch Mitch
  • 03-04-2014
Electromagnets need a constant electrical current to run, a permanent magnet does not.
Answer Link

Otras preguntas

Which of the following equations is equivalent to -2(2 − 2x) = 4 − 8(1 − x) ? 0 = 4x 8 = 4x 4 = -4x 16 = -4x
bible question! please help! its a matching question
what does this quote "I have discovered in life that there are ways of getting almost anywhere you want to go , if you really want to go " means ? Langston Hugh
find the volume of the pyramid​
A government imposes a per-unit tax on light bulbs in a competitive market. Afterward, the seller's after-tax price increases from the original equilibrium pric
if zero has the multiplicity of 4 what does that mean
What is the figurative language “a delta in the skin. It swims out of Oklahoma,” A) simile B) metaphor C) Personification D) Hyperbole and what two things compa
Which of the following is not a line of evidence supported by empirical evidence? a. How similar DNA is between organisms b. The length of the organism's life c
[tex]Factor: x^2-9[/tex]
vex666, I went to notification as you said but I couldn't see search or any other options there. What do I do? ​