Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics
Problem
A laser beam is fired from the point
(
0
,
10
)
(0, 10)
(
0
,
10
)
towards the
x
x
x
-axis. It reflects off the
x
x
x
-axis, then reflects off the line
y
=
x
y = x
y
=
x
, and finally stops at the point
(
12
,
4
)
(12, 4)
(
12
,
4
)
. Determine the equation of the initial incident ray.
Browse the problem library