1. The problem statemeent, all variables and given/known data
The field electric's electromagnetic wave issued by a strut isotropic source is:
\vec{E} = E_{0} r_{0}*cos(ωt − kr) \vec{θ}
Find the magnetic field in spherical coordinates
Homework Equations
I think, i use the equation
\vec{B} =...
Hi people, I studying electromagnetic waves (intermediate) and
I don't understand how the expression for linear momentum of a wave is obtained, if the wave doesn't carry any mass.
In particular, I have to explain why the radiation pressure on a perfect absorber is half that on a perfect...
Homework Statement
Show that the funtions y(x,t) and g(x,t) satisfy the differential equation of a wave unimensional. What function is a wave?Homework Equations
y(x,t)=x² +v²t² ; d(x,t)= 2Acos(kx)cos(wt)
frac{d²y}{dt²}=2v²
frac{d²y}{dx²}=2
The Attempt at a Solution
frac{d²y}{dt²}=2v²...