A Light Ray Is Traveling in a Diamond (N =

question 25

Multiple Choice

A light ray is traveling in a diamond (n = 2.419) .If the ray approaches the diamond-air interface,what is the minimum angle of incidence that will result in all of the light reflected back into the diamond? The index of refraction for air is 1.000.

• A)24.42°
• B)32.46°
• C)54.25°
• D)65.58°
• E)77.54°

---

Definitions:

Aging Schedule

An aging schedule is a method used in accounting to categorize accounts receivables based on the length of time an invoice has been outstanding, aiding in the management of a company's debts.

Cash Discount

A deduction that a payer can take from the invoice amount if payment is made within a specified period.

Collection Policy

A set of guidelines that a company follows to manage the collection of accounts receivable or outstanding invoices.

Aging Schedule

A methodical layout of a company's accounts receivable broken down by their due dates, typically used to manage and identify overdue accounts that may become uncollectable.