okay , so this is a question about vector addition in a unit cell .. http://session.masteringphysics.com/problemAsset/1011098/22/NV_as_0.jpg
from this picture we need to know :
-what is the vector V_1 from point O to point E ?
i need to know what and how to answer it , cause i have a lot of questions like this one , so please try to explain it for me ...
thanks a lot .
from this picture we need to know :
-what is the vector V_1 from point O to point E ?
i need to know what and how to answer it , cause i have a lot of questions like this one , so please try to explain it for me ...
thanks a lot .