piseeWessic piseeWessic

11-11-2015
Physics

Answered

Which of the following is not an essential component of a laser?

Aa partially transparent mirror
Ca converging lens
Ba fully reflecting mirror
Dan active medium

Verified Answer :

imafabulouskitten imafabulouskitten

11-11-2015

A converging lens is NOT an essential component of a laser.

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