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

If 9 exercise books books cost N540.00 how many will 14 of such cost.​
QUICKLY I'm boutta offer 40 points I got 5 minutes. What are the nouns in the following sentence? The result of the experiment is surprising.
What is the preferred approach to risk mitigation? -Tolerate -Transfer -Terminate -Treat
Which of these details does NOT support the central idea? Central Idea: Even though one of Edison's inventions failed, he never stopped trying out new ideas. A)
Name the property that justifies the following statement: If 2x + 4 = y and y = 3x - 6 then 2x + 4 = 3x - 6.
how much is 5 quarters and 8 dimes?
While preparing its year 3 financial statements, Dek Corp. discovered computational errors in its year 2 and year 1 depreciation expense. These errors resulted
tell whether the ordered pair is a solution to the system of inequalities
Help me with this question please
aspirin is a compound that contain carbon,hydrogen and oxygen. It is uesd as painkiller. An aspirin tablet contain 1.25×10³⁰ molecule. How many moles of this co