Match the following:
(a) Doppler effect (1) when two waves are superimposed it shows interference.
(b) Raman scattering (2) Is used to study subatomic behavior
(c) Huygen's effect (3) apparent shift in frequency of sound caused by motion
(d) Quantum theory (4) wavelength of the light changes when molecules bend the light
1
a-2 b- 4 c-1 d-3
2
a-3 b-1 c-4 d-2
3
a-3 b- 4 c-2 d-1
4
a-3 b- 4 c-1 d-2