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

Author Question: An electron is held up against the force of gravity by the attraction of a fixed proton some ... (Read 20 times)

chandani

  • Hero Member
  • *****
  • Posts: 541
An electron is held up against the force of gravity by the attraction of a fixed proton some distance above it. How far above the electron is the proton?
 
  A) 1.5 m
  B) 2.3 m
  C) 3.7 m
  D) 4.6 m
  E) 5.1 m

Question 2

A proton is placed in an electric field of intensity 700 N/C. What is the magnitude and direction of the acceleration of this proton due to this field?
 
  A) 6.71  109 m/s2 opposite to the electric field
  B) 6.71  1010 m/s2 opposite to the electric field
  C) 6.71  1010 m/s2 in the direction of the electric field
  D) 67.1  1010 m/s2 opposite to the electric field
  E) 67.1  1010 m/s2 in the direction of the electric field



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bigfoot1984

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

E

Answer to Question 2

C





 

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?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

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?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

For a complete list of videos, visit our video library