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

Using the variable x, write the interval as an inequality. -2<x<1
Forensic anthropologists: a. do not work outside of academia b. focus their work on skeletal analysis of modern individuals c. study the evolution of human skel
What does it mean to say thet science is a systematic process?
An orbital is best described as the electron shell closest to the nucleus. the outermost electron shell of an atom. the volume of space in which electr
Which geometric series converges
ravi withdraw his hand upon touching the hot pan. explain the phenomena with the help of a block diagram
Question 4. A tuning fork ‘A’ produces 6 beats/sec with another fork ‘B’ of un-known frequency. On loading ‘B’ with wax 5 beats/sec are produced. If the frequen
solve(4/x)-(2/5)=(6/x)
Human sometimes interfere with the balance of nature, For example, early settlers in the northeastern United States over-hunted the wolves in the wolves in the
is there a perfect division of power and authority in a government system?