Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics
Problem
In a cathode ray tube, if
V
V
V
is the potential difference between the cathode and anode, the speed of the electrons, when they reach the anode is proportional to: (Assume initial velocity = 0) (a)
V
V
V
(b)
1
/
V
1/V
1/
V
(c)
V
\sqrt{V}
V
(d)
(
V
2
/
2
e
m
)
(V^2/2em)
(
V
2
/2
e
m
)
Browse the problem library