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

question 108

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 of the illuminating light 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:

Bad Debt Expense

An expense reported on the income statement, representing the amount of receivables a company does not expect to collect.

Allowance for Doubtful Accounts

A contra-asset account that represents an estimate of the amount of accounts receivable which may not be collected, reducing the gross amount of receivables reported on the balance sheet.

Balance Sheet

A report detailing a firm's assets, liabilities, and owners' equity at a particular moment, offering a glimpse into its financial health.

Contra-Asset Account

An account on a company's balance sheet that reduces the value of a related account.