A fish is a little away below the surface of a lake. If the critical angle is 49°, then the fish could see things above the wave surface with in an angular of 0° where 0 is:
A. 49°
B. 90°
C. 98°
D. 24°
Answer:C
A fish is a little away below the surface of a lake. If the critical angle is 49°, then the fish could see things above the wave surface with in an angular of 0° where 0 is:
A. 49° B. 90° C. 98° D. 24°