Physics (Second Semester) > Lasers > Flashcards

Lasers Flashcards

(4 cards)

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1
Q

What is the full form of LASER ?

A

Light Amplification of Stimulated Emission of Radiation

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2
Q

What is a laser beam ?

A

It is a highly parallel, coherent beam of light of high intensity

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3
Q

How is laser action achieved ?

A

By population inversion

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4
Q

How is it achieved ?

A

Optical pumping, electrical discharge

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Physics (Second Semester)
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