No, he won’t be able to see the seven-colour band since laser light is composed of only one colour. If white light was made to fall on a prism, he would see a range of seven colours, since white light is made up of seven colours.
Lasers are light beams that are powerful enough to travel miles into the sky and cut through lumps of metal.
- Laser produces a monochromatic light of single colour and frequency
- A laser is a narrow beam that is emitted in a specific direction.
- Laser lights are in phase in space and time.