Optical fibers work because of

a. interference.
b. diffraction.
c. total internal reflection.
d. diffuse reflection.
e. polarization.


c

Physics & Space Science

You might also like to view...

A 5-gallon container of water (approximately 20 kg) having a temperature of 212°F is added to a 50-gallon tub (approximately 200 kg) of water having a temperature of 50°F. What is the final equilibrium temperature (in °C) of the mixture?

a. 54 b. 36 c. 18 d. 66 e. 14

Physics & Space Science

In what region of the Sun are most of X-rays generated?

A) the inner core B) the photosphere C) the chronosphere D) the corona

Physics & Space Science

A bullet moving horizontally with a speed of 500 m/s strikes a sandbag and penetrates a distance of 10 cm

(a) What is the average acceleration of the bullet? (b) How long does it take to come to rest?

Physics & Space Science

An electron (m = 9.1 × 10?31 kg) has a speed of 0.90c. What is the difference between its relativistic momentum and its non-relativistic momentum (in kg m/s)?

A. 4.3 × 10?22 B. 3.2 × 10?22 C. 5.4 × 10?22 D. 6.5 × 10?22 E. 2.5 × 10?22

Physics & Space Science