Choose the wrong statement?
  • Electromagnetic waves are transverse
  • Electromagnetic waves travel with the speed of light in free space
  • Electromagnetic waves are produced by accelerating charges
  • Electromagnetic waves travel with the same speed in all media
If ue and um arc the electric and magnetic field densities in an electromagnetic wave, then (c is the speed of light):
  • ue = um
  • ue = c um
  • ue = \(\frac{u_m}{c}\)
  • None of these
Solar radiation is :
  • transverse EMW
  • longitudinal EMW
  • both (a) and (b)
  • None of these
Ampere’s circuital law was modified by:
  • Laplace
  • Gauss
  • Maxwell
  • Hertz
Light Year is the unit of:
  • distance
  • time
  • energy
  • intensity of light
0 h : 0 m : 1 s

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