A Material Has an Index of Refraction of 1

question 39

Multiple Choice

A material has an index of refraction of 1.92 for light from a 560 nm source.What is the speed of light for this wavelength within the material? (c = 3.00 × 10⁸ m/s)

• A) 2.19 × 10⁸ m/s
• B) 4.68 × 10⁸ m/s
• C) 1.56 × 10⁸ m/s
• D) 1.92 × 10⁸ m/s

---

Definitions:

Profit Centers

Divisions or branches within a company that are treated as separate business units, with their own revenues and expenses.

Division Revenues

The total income generated by a specific division or segment of a company from its operational activities.

Division Profits

The earnings generated by a specific division within a larger company, highlighting its financial performance.

Company-wide Profit

The total earnings or net income generated by all operations and departments of a business.