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Physics / Conceptual Physics 12 / Chapter 28 / Problem 91TAE

Conceptual Physics | 12th Edition | ISBN: 9780321909107 | Authors: Paul G. Hewitt

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When Stephanie Hewitt dips a glass rod into vegetable oil,

Chapter 30, Problem 91TAE

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QUESTION:

When Stephanie Hewitt dips a glass rod into vegetable oil, the submerged part of the rod is invisible. What does this say about the relative speeds of light in the glass and in the oil? Or asked another way, how do the indices of refraction, \(n\), compare for the glass and oil?

Equation Transcription:

$n$

Text Transcription:

n

Questions & Answers

QUESTION:

When Stephanie Hewitt dips a glass rod into vegetable oil, the submerged part of the rod is invisible. What does this say about the relative speeds of light in the glass and in the oil? Or asked another way, how do the indices of refraction, \(n\), compare for the glass and oil?

Equation Transcription:

$n$

Text Transcription:

n

ANSWER:

Step 1 of 2

Light travels at nearly the same speed in both oil and glass. As a result, we cannot see the difference between glass and oil since they have nearly the same index of refraction.

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