12.4 The Index of Refraction

Question 1

When does refraction occur ?

Answer 1

during the direction of light bends or changes as it goes from one medium to another

Question 2

Calculate the index of refraction for vegetable oil if the speed of light in oil is 2.04 × 10 8 m/s

Answer 2

1.47

Question 3

The speed of light in turpentine is 2.31 x 10⁸ m/s. What is the index of refraction for turpentine

Answer 3

1.30

Question 4

Zircon has an index of refraction of 1.92.

Answer 4

1.56×10
8
m/s

Question 5

Determine the speed of light in fused quartz if it has an index of refraction of 1.46.

Answer 5

2.05×10
8
m/s