Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics · modern-physics
Problem
The Bohr radius of an atom of nuclear charge
Z
Z
Z
is of order a.
ℏ
Z
a
m
c
\frac{\hbar}{Z a m c}
Z
am
c
ℏ
, b.
Z
a
ℏ
m
c
\frac{Z a \hbar}{m c}
m
c
Z
a
ℏ
, c.
m
c
Z
a
ℏ
\frac{m c}{Z a \hbar}
Z
a
ℏ
m
c
.
Browse the problem library