This topic contains a solution. Click here to go to the answer

Author Question: Superconducting electromagnets A) account for cases of magnetic levitation. B) are characterized ... (Read 35 times)

jc611

  • Hero Member
  • *****
  • Posts: 552
Superconducting electromagnets
 
  A) account for cases of magnetic levitation.
  B) are characterized by easy penetration of external magnetic fields.
  C) both of these
  D) none of the above

Question 2

A common electromagnet consists of a
 
  A) bar magnet that carries an electric current.
  B) current-carrying wire coil.
  C) current-carrying coil with a piece of iron inside.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

abro1885

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C





 

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?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

For a complete list of videos, visit our video library