Lasers are used
A)to produce holograms.
B)in surgery.
C)to measure distances between objects accurately.
D)in DVD and compact disc players.
E)all of the above

Question

Quizplus · Accepted Answer

Lasers are used in all of the mentioned applications. They produce highly coherent light that can be used for precise cutting and cauterizing in surgeries, to accurately measure distances in surveying and engineering, and as a source of light for reading CDs and DVDs. They also produce holograms by interfering light waves to create three-dimensional images.

Lasers Are Used