Q. Radiation used in digital sound recording?

A
Infrared
B
Micro
C
Laser
D
Gamma
Solution:

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

Entri Contact Image

Get Expert Advice for Free: Register for Your Free Consultation Now!