A Single-Slit Diffraction Pattern Is Formed on a Distant Screen

question 32

Multiple Choice

A single-slit diffraction pattern is formed on a distant screen. Assuming the angles involved are small, by what factor will the width of the central bright spot on the screen change if the wavelength is doubled?

• A) It will be cut to one-quarter its original size.
• B) It will be cut in half.
• C) It will double.
• D) It will become four times as large.
• E) It will become eight times as large.

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Definitions:

EBIT

Earnings before interest and taxes, a measure of a firm's profitability that excludes interest and income tax expenses.

Financial Leverage

The use of borrowed funds to increase the potential return on investment, amplifying both potential gains and losses.

Returns to Shareholders

The gains earned by shareholders on their investments in a corporation, typically in the form of dividends and stock price appreciation.

WACC

Stands for Weighted Average Cost of Capital; it represents the average rate of return a company is expected to pay its security holders to finance its assets.