Question

What happens when a narrow beam of white light falls on a
triangular prist? Explain using a suitable diagram​

Answer 1

Answer:

The light scatters

Explanation:

When a narrow beam of light falls on a prism then the light scatters into seven colors of the rainbow you can learn them by a technique that is VIBGYOR here the colors are violet indigo blue green yellow orange red

Answer 2

Answer:

This narrow beam is made to fall on a triangular glass prism. When a white screen is held on the other side of the prism, we observe a band of seven colours on the screen. ... The red colour bends the least on passing through the prism and violet colour bends through maximum angle on passing through the prism.