Question

why does the light dispersed by the raindrops appear as a bow​

Answer 1

Answer:

White Rainbows

Fogbows are formed similarly to rainbows in that light is reflected inside a water droplet and emerges to form a bow opposite the sun.  When light enters a fog droplet, the light is partially refracted and reflected at each surface of the droplet.

Explanation:

Answer 2

Answer:

Hope it helps you.

Explanation:

A rainbow is an optical (and meteorological) phenomenon that is caused by both reflection and refraction of light in water droplets in the Earth's atmosphere, resulting in a dispersed light of different constituent colours appearing in the sky.