1. Which region of electromagnetic spectrum is used in fiber optic
technology?
1 point
a. X-ray
b. Infrared
c. microwave
d. ultraviolet​


Sagot :

Answer:

B. Infrared

Explanation:

For fiber optics with glass fibers, we use light in the infrared region which has wavelenghts longer than visible light, typically around 850, 1300 and 1550 nm.