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What is the angle of refraction when a ray of light passes from ethanol to air if the incident angle is 34°? The refractive index of ethanol is 1.36 and of air is 1.00. A.21 B.34 C.49 D.66
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What is the angle of refraction when a ray of light passes from ethanol to air if the incident angle is 34°? The refractive index of ethanol is 1.36 and of air is 1.00.

A.21
B.34
C.49
D.66

User Justin Taddei
by
7.8k points

2 Answers

5 votes

Answer:

c is the correct answer on plato

Step-by-step explanation:

User Xeltor
by
8.4k points
5 votes
This problem can be solved using Snell's law: " n1 * sin theta1 = n2 * sin theta2"

Given:

n1 = 1.36
theta1 = 34 degrees

n2 = 1.00
theta2 = ?

1.36 * sin(34) = 1 * sin (theta2)
angle of refraction = 49.51 degrees

Among the choices, the correct answer is C.
User Rogeriopvl
by
8.5k points
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