« previous next »

Author Question: Find the magnetic energy stored in the air gap between two very large magnetic pole pieces, one ... (Read 126 times)

Cooldude101

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
Find the magnetic energy stored in the air gap between two very large magnetic pole pieces, one North, one South, each with an area of 100 cm2 . Assume the 0.05 T magnetic field is uniform within the 2-cm gap.

Question 2

The magnetic field in a superconducting solenoid is 3.0 T. How much energy per unit volume is stored in the solenoid, in J/m3? m0 = 4p  10-7 T  A/m


apple

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 28, 2018
Answer to Question 1

0.2 J

Answer to Question 2

3.6  106 J/m3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Adenosine triphosphate (ATP) provides energy Adenosine triphosphate (ATP) provides energy
How to find the domain of a natural logarithmic functions (Part 2) How to find the domain of a natural logarithmic functions (Part 2)
How to find the average value of a function (Part 2) How to find the average value of a function (Part 2)
Find the derivative using the power rule Q2 Find the derivative using the power rule Q2
Expressing amounts of energy in different energy units is necessary to solve man Expressing amounts of energy in different energy units is necessary to solve man
Find the curved line Find the curved line
Video: Stimulus (introduction)

For a complete list of videos, visit our video library