× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
k
1
1
1
1
1
Home Q & A Board Science-Related Homework Help Physics
New Topic  
mamafay mamafay
wrote...
Go to Answer
Posts: 512
Rep: 0 0
6 years ago
Four identical point charges (+4.0 mC) are placed at the corners of a square which has 20-cm sides. How much work is required to assemble this charge arrangement starting with each of the charges a very large distance from any of the other charges?
 a. +2.9 J
  b. +3.9 J
  c. +2.2 J
  d. +4.3 J
  e. +1.9 J
Read 90 times
1 Reply
Replies
Answer verified by a subject expert
DadaDada
wrote...
#1
Posts: 370
Rep: 3 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

mamafay Author
wrote...

6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
Natalie Price
wrote...

Yesterday
Good timing, thanks!
veronee_madison
wrote...

2 hours ago
This site is awesome
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  870 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 711
  
 797
  
 439
Your Opinion
Which of the following is the best resource to supplement your studies:
Votes: 292
Previous poll results: Where do you get your textbooks?