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

Author Question: The electric field strength in the space between two closely spaced parallel disks is 1.0 105 N/C. ... (Read 85 times)

audragclark

  • Hero Member
  • *****
  • Posts: 579
on: Jul 29, 2018
The electric field strength in the space between two closely spaced parallel disks is 1.0  105 N/C. This field is the result of transferring 3.9  109 electrons from one disk to the other.
 
  What is the diameter of the disks? (e = 1.60  10-19 C, 0 = 8.85  10-12 C2/N  m2)
  A) 3.0 cm
  B) 1.5 cm
  C) 4.5 cm
  D) 6.0 cm

Question 2

A charge of 2.00 C flows onto the plates of a capacitor when it is connected to a 12.0-V potential source. What is the minimum amount of work that must be done in charging this capacitor?
 
  A) 6.00 J
  B) 24.0 J
  C) 12.0 J
  D) 144 J
  E) 576 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

polinasid

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

C


audragclark

  • Member
  • Posts: 579
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

helenmarkerine

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Assessing Grip Strength Using a Blood Pressure Cuff Assessing Grip Strength Using a Blood Pressure Cuff
Muscle Strength of the Hip, Flexion with Opposing Force Muscle Strength of the Hip, Flexion with Opposing Force
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
An offset screwdriver is used to install or remove fasteners that do not have enough space above to ... An offset screwdriver is used to install or remove fasteners that do not have enough space above to ...
Shingles effleurage with hands parallel to the spine and to the direction of movement. Shingles effleurage with hands parallel to the spine and to the direction of movement.
What is the contribution of studying wing spot in the field? What is the contribution of studying wing spot in the field?
Video: Resting membrane potential - electrical polarity and maintenance requirements

For a complete list of videos, visit our video library