Electromagnetic Waves
Trending Questions
Q. An electromagnetic wave has an electric field given by the expression (in Cartesian co-ordinates) : →E(x, t)=6.0 cos(1.4×107x−3.43×1015t)^z. What is the direction of the magnetic field at time t = 0 and position x = 0 ?
- -x
- +x
- -y
- +y
Q. An electromagnetic wave is propagating along the +z axis. The electric and the magnetic fields, associated with this wave, can be represented by,
- [→E=E0^k, →B=B0^j]
- [→E=E0^i, →B=B0^k]
- [→E=E0^i, →B=B0^j]
- [→E=E0^j, →B=B0^i]