If You Double the Frequency of the Light in a Laser

question 104

Multiple Choice

If you double the frequency of the light in a laser beam, but keep the number of photons per second in the beam fixed, which of the following statements are correct? (There could be more
Than one correct choice.)

• A) The energy of individual photons doubles.
• B) The power in the beam does not change.
• C) The intensity of the beam doubles.
• D) The energy of individual photons does not change.
• E) The wavelength of the individual photons doubles.

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Definitions:

Cash Equivalents

Short-term, highly liquid investments that are easily convertible into known amounts of cash and so near their maturity that they present insignificant risk of changes in value.

Balance Sheet

A financial statement that presents a company's financial position at a specific point in time, showing assets, liabilities, and shareholders' equity.

Allowance for Doubtful Accounts

A contra-asset account that represents the estimated amount of accounts receivable that may not be collected.

Aging of Accounts Receivable

A method used to estimate the collectability of accounts receivable by categorizing them according to the length of time an invoice has been outstanding.