The World Communicates
Go back to Big Ideas
  The story of communications and optics from the time of the ancients, now and into the future.
  Home Teacher Guide Student Guide History Photonics About this site  
Inverse square law

Show source

A point source radiating energy equally in all directions without a limit to its range obeys an inverse square law. The radiation intensity at a distance r from the source decreases as the inverese of r2.


Please help us improve this site by filling in the site feedback form

CUDOS Home Page
CUDOS Home Page
| Site Map | Copyright | Contact | ©2005 The University of Sydney
Link to University of Sydney Link to ANU Link to Macquarie University Link to UTS Link to Swinburne