Which of the following is true of laser light?
A) It cannot be treated as any other light.
B) It cannot be reflected.
C) It cannot be defused.
D) It remains in a very tight column without spreading out.

Question

Quizplus · Accepted Answer

Laser light is coherent, which means all the photons in the beam are in phase with each other. This allows the light to remain in a tight column without spreading out, unlike regular light which can be diffused or dispersed.

Which of the Following Is True of Laser Light