Light of Wavelength 550 Nm Is Incident on a Diffraction

question 5

Multiple Choice

Light of wavelength 550 nm is incident on a diffraction grating that is 1 cm wide and has 1000 slits.What is the dispersion of the m = 2 line?

• A)2.0 x 10⁵ rad/m
• B)2.0 x 10⁴ rad/m
• C)2.0 x 10³ rad/m
• D)2.0 x 10² rad/m
• E)2.0 x 10¹ rad/m

---

Definitions:

Constant Rate

A fixed percentage rate applied over a certain period which does not change.

Dividend Per Share

The amount of dividends paid to shareholders per share, indicating the distribution of company profits to shareholders.

Annual Dividend

The sum of all dividends a shareholder gets from a company over the course of a year.

Dividend Increases

An action taken by a company's board of directors to raise the amount of money paid to shareholders in the form of dividends, usually reflecting the company's strong financial health and positive future earnings outlook.