This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A piece of soft iron is placed in a solenoid increasing the magnetic field in an arrangement that ... (Read 187 times)

cherise1989

  • Hero Member
  • *****
  • Posts: 555
on: Jul 29, 2018
A piece of soft iron is placed in a solenoid increasing the magnetic field in an arrangement that can be switched on and off. Such a device is called
 
  A)
 
  an electromagnet.
  B)
 
  an electrosolenoid.
  C)
 
  a permanent magnet.
  D)
 
  a ferromagnet.
  E)
 
  a hysteresis loop.

Question 2

Ferromagnetic materials lose their ability to form permanent magnets if
 
  A)
 
  aligned north and south.
  B)
 
  heated above their Curie temperature.
  C)
 
  cooled below their Curie temperature.
  D)
 
  the electrons lose their spin magnetic moment.
  E)
 
  aligned east and west.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kishoreddi

  • Sr. Member
  • ****
  • Posts: 329
    • Your online Help in Biology and chemistry
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

B


cherise1989

  • Member
  • Posts: 555
Reply 2 on: Jul 29, 2018
:D TYSM

ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Iron Oxide Iron Oxide
Field horsetail Field horsetail
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
Functional magnetic resonance image (fMRI). This image illustrates the areas of cortex that became ... Functional magnetic resonance image (fMRI). This image illustrates the areas of cortex that became ...
Inflammation of the oropharynx and petechiae (small red spots) on the soft palate caused by strep ... Inflammation of the oropharynx and petechiae (small red spots) on the soft palate caused by strep ...
The Oil Industry: BOEM iron triangle The Oil Industry: BOEM iron triangle
Video: Aneurysm

For a complete list of videos, visit our video library