Answer:
Tyndall effect: The phenomenon of
scattering of light by colloidal particles
gives rise to Tyndall effect.
Examples :
1. Tyndall effect can be observed
when sunlight passes through a canopy of a dense forest, then the
path of light becomes visible.
2. The visible beam of headlight in fog.
3. When a beam of light enters a
smoke filled room through a small
hole, then path of light becomes
visible.
