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

Author Question: The maximum value of the magnetic field in an electromagnetic wave is 4.7 T. What is the maximum ... (Read 64 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Jul 29, 2018
The maximum value of the magnetic field in an electromagnetic wave is 4.7 T. What is the maximum value of the electric field?
 
  A) 1.4  103 V/m
  B) 1.4  103 N/C
  C) 1.4  103 J/Cm
  D) All of the answers given are correct.
  E) None of the answers given is correct.

Question 2

Two point charges of magnitude 4.0 C and -4.0 C are situated along the x-axis at x1 = 2.0 m and x2 = -2.0 m, respectively. What is the electric potential energy of this system of charges?
 
  A) -36 mJ
  B) 36 mJ
  C) 0 J
  D) -72 mJ
  E) 72 mJ


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sokh

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

A


Charlie

  • Member
  • Posts: 640
Reply 2 on: Jul 29, 2018
Gracias!

dawsa925

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

The electromagnetic spectrum. The electromagnetic spectrum.
Vision with macular degeneration is experienced with an inability to focus in the center of the visu Vision with macular degeneration is experienced with an inability to focus in the center of the visu
Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror
The Visible Spectrum of Electromagnetic Energy The Visible Spectrum of Electromagnetic Energy
The Electromagnetic Spectrum The Electromagnetic Spectrum
Cosine vs. Sine Wave Cosine vs. Sine Wave
Video: Neural regulation of mechanical digestion- CNS voluntary, ANS & ENS controlled involuntary movements

For a complete list of videos, visit our video library