Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics
Problem
State the relation connecting electric current
I
I
I
with number density of free electrons
n
n
n
, electronic charge
e
e
e
, cross-sectional area
A
A
A
of a conductor and the drift velocity
v
d
v_d
v
d
.
Browse the problem library