Question

what is Laser and its characterstics

Answer 1

A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The term "laser" originated as an acronym for "light amplification by stimulated emission of radiation

Characteristics of Laser

Laser light has four unique characteristics that differentiate it from ordinary light: these are

Coherence

Directionality

Monochromatic

High intensity

Answer 2

HEY MATE HERE IS YOUR ANSWER:

LASER stands for light amplification by simulated emission of radiation. lasers used in communication in surgery in engineering in measuring long distances in national defenses in weather forecasting etc.


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