« previous next »

Author Question: A hemispherical surface (half of a spherical surface) of radius R is located in a uniform electric ... (Read 155 times)

ssal

  • Hero Member
  • *****
  • Posts: 572
on: Jul 28, 2018
A hemispherical surface (half of a spherical surface) of radius R is located in a uniform electric field of magnitude E that is parallel to the axis of the hemisphere. What is the magnitude of the electric flux through the hemisphere surface?
 a. pR2E
  b. 4pR2E/3
  c. 2pR2E/3
  d. pR2E/2
  e. pR2E/3

Question 2

A charge of 0.80 nC is placed at the center of a cube that measures 4.0 m along each edge. What is the electric flux through one face of the cube?
 a. 90 N  m2/C
  b. 15 N  m2/C
  c. 45 N  m2/C
  d. 23 N  m2/C
  e. 64 N  m2/C


dreamfighter72

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

This is a still image from an animation of ocean surface currents from June 2005 to December 2007 This is a still image from an animation of ocean surface currents from June 2005 to December 2007
West nomogram for estimation of surface areas. West nomogram for estimation of surface areas.
Clear the tarsals, metatarsals, and toes. Stand at the end of the table, support the plantar surface ... Clear the tarsals, metatarsals, and toes. Stand at the end of the table, support the plantar surface ...
Gaussian surface in the presence of a dielectric Gaussian surface in the presence of a dielectric
Increase in Surface Area by Mechanical Weathering Increase in Surface Area by Mechanical Weathering
Telescopic View of the Lunar Surface Telescopic View of the Lunar Surface
Video: Fractures Animation

For a complete list of videos, visit our video library