imagine a vector with length of one pointing in the direction per- pendicular to the surface. Such a vector, labeled ^ n, is called a ‘‘unit’’ vector because its length is unity and ‘‘normal’’ because it is perpendicular to the surface.
If you want to change selection, open document below and click on "Move attachment"
- (no access) - A Student's Guide To Maxwell's Equations, p19
|status||not read|| ||reprioritisations|
|last reprioritisation on|| ||suggested re-reading day|
|started reading on|| ||finished reading on|