Radius of Gyration: Definition & Uses

[Cstru]

What is the radius of gyration and how is it used?

 

[malawi_glenn]

what is the length of a string?

ferris wheel, CD-player, vinyl player, merry go round

 

[hutchphd]

what is the length of a string?

I don't understand this answer.

For the OP I would recommend the following as a start:
http://www.worldacademicunion.com/journal/SSCI/SSCIvol04no02paper02.pdf
As I recall (from decades ago) Sears and Zemansky did a good explanation

 

[berkeman]

What is the radius of gyration and how is it used?

Welcome to PF.

We ask that you show us the reading you've been doing so far to try to answer your question. Can you post links to the reading you've been doing about this subject, and ask specific questions about that reading?

Also, it would help to know a bit about your math/science background, so that we can tailor the replies to your current level in school. You've marked this thread with an "I" = Intermediate / undergraduate level for the discussion -- Have you had any calculus (especially vector calculus) yet?