12. Which of the following makes a CD or DVD show rainbow pattern?

[A] Diffraction of the Light
[B] Thin-Film Interference of the light
[C] Scattering of the light
[D] Polarisation of the light

which of the following phenomena most clearly demonstrates the particle nature of light?

a) Interference

b) diffraction.

c) Polarisation.

d) Photoelectric effect.

Of the following phenomena, which provides the best evidence thatlight can have particle properties?
Interference of light in thin films
Electromagnetic radiation
Photoelectric effect
Electron diffraction
X-ray diffraction

Which of the following phenomena most clearly demonstrates the particle nature of light?

A. diffraction

B. polarization

C. the photoelectric effect

D. refraction

E. interference