6
10
J
λ
−
−
×
=
=
×
×
11 8  WAVE NATURE OF MATTER
The dual (wave-particle) nature of light (electromagnetic radiation, in
general) comes out clearly from what we have learnt in this and the
preceding chapters The wave nature of light shows up in the phenomena
of interference, diffraction and polarisation On the other hand, in
Rationalised 2023-24
285
Dual Nature of Radiation
and Matter
photoelectric effect and Compton effect which involve
energy and momentum transfer, radiation behaves as if it
is made up of a bunch of particles – the photons