Multiple Choice
Fiber optic cable is in the form of a cylindrical core of fiber with index of refraction 1.67 surrounded by a layer of cladding of index 1.45. What is the maximum angle for light rays inside the fiber core with respect to the cable's axis for which the light will be fully transmitted thanks to total internal reflection?
A) 29.7°
B) 60.3°
C) 36.8°
D) 53.2°
Correct Answer:

Verified
Correct Answer:
Verified
Q13: An innovative physics professor conducts laboratory exercises
Q14: A building 30 m tall is being
Q15: A 6.0 cm tall object is placed
Q16: If an object is placed before a
Q17: When looking at your own reflection in
Q19: Which of these statements is true for
Q20: Specular reflection occurs whenever<br>A) rays reflect from
Q21: If a reflected ray in air at
Q22: Which of these statements is true for
Q23: A laser beam reflected from a horizontal