English, asked by pallavijoshi21410, 4 months ago

All this time they themselves had struggled hard and almost vainly with the earth.​


vaidehipradhan21: What do you want us to do with this sentence?
pallavijoshi21410: explanation

Answers

Answered by Anonymous
3

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".


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