CHAPTER 16
QUIZ ANSWERS:
1. Laser beams transmitted via optical fiber are used to light up the internal area or for
taking pictures of the internal area of interest; The laser light is transmitted by reflections
occurring in the optical fiber.
2. a) True
3. Yes, both velocity and wavelength increase in less dense media, while frequency does
not change appreciably.
generated by electrically stimulating a particular material such as a solid, liquid, or gas,
the light waves move together in time and phase).
10. d) Weld
PROBLEMS ANSWERS:
1. 49.25°
Students should research the answer for Problem 2 on their own,
3. To determine the photon emission, check the electromagnetic spectrum table or chart
4. –12dBm is actually 0.063 mW.
Students should research the answer for Problem 5 on their own.
9. Matching:
1. Laser output d) monochromatic
2. Spot size g) smallest at the focal point
3. Safety goggles e) prevent eye damage