Question

Lasers are used

in UPC scanners

in photocopiers

in DVD players

in fiber optics communications

as detonation primers for nuclear weapons

Answer 1

lasers are used in all the given options.

They are widely used in many areas.

Some Applications of laser
    1) Medical applications
    2) Welding and Cutting
    3) Surveying
    4) Garment industry
    5) Laser nuclear fusion
    6) Communication
    7) Laser printing
    8) CDs and optical discs
    9) Spectroscopy
    10) Heat treatment
    11) Barcode scanners
    12) Laser cooling