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.
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.