× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
New Topic  
ppk ppk
wrote...
Valued Member
On Hiatus
Posts: 3560
13 years ago
The length of a certain wire is kept same while its radius is doubled. What is the change in the resistance of this wire?
A) It is doubled.
B) It is quadrupled.
C) It is reduced by a factor of 2.
D) It is reduced by a factor of 4.
E) It is reduced by a factor of 8.
Read 2218 times
1 Reply

Related Topics

Replies
wrote...
Educator
13 years ago
D
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  718 People Browsing
Show Emoticons
:):(;):P:D:|:O:?:nerd:8o:glasses::-):-(:-*O:-D>:-D:o):idea::important::help::error::warning::favorite:
Related Images
  
 438
  
 535
  
 338
Your Opinion
Do you believe in global warming?
Votes: 781

Previous poll results: What's your favorite coffee beverage?