Author Question: For which of the following is an EMF induced? A. A conducting rod is pulled on ... (Read 13 times)

sjones

  • Hero Member
  • *****
  • Posts: 520

For which of the following is an EMF induced?
 
   
 
   
   
 
   
   A. A conducting rod is pulled on conducting rails that are placed in a uniform magnetic field directed into the page.
   B. A conducting loop moves through a uniform magnetic field directed into the page.
   C. A conducting loop rotates in a uniform magnetic field directed into the page.
   D. A conducting loop moves in a magnetic field produced by an infinite current-carrying wire.


  1.A only
  2.A and B only
  3.A and C only
  4.A and D only
  5.B and C only
  6.A, B, and C
  7.A, C, and D
  8.All of them
  9.None of the above

Question 2

A long conducting bar moves with a constant velocity in a uniform magnetic field. The bar and its velocity are perpendicular to the magnetic field as shown. Which of the following statements are true?
 
   
 
   
 
   
 
   A. At steady state there is an electric field in the bar.
   B. At steady state there is a current in the bar.
   C. At steady state there is a magnetic force on bar.


  1.A only
  2.B only
  3.C only
  4.A and B only
  5.A and C only
  6.B and C only
  7.A, B, and C



Eunice618

  • Sr. Member
  • ****
  • Posts: 350
Answer to Question 1

3

Answer to Question 2

1



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library