A Beam of Light Passes from Air into Water

question 57

Multiple Choice

A beam of light passes from air into water.Which is necessarily true?

• A)The frequency is unchanged and the wavelength increases.
• B)The frequency is unchanged and the wavelength decreases.
• C)The wavelength is unchanged and the frequency decreases.
• D)Both the wavelength and frequency increase.
• E)Both the wavelength and frequency decrease.

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Definitions:

Initial Investment

The initial amount of money put into a project or venture to start its operations.

Required Return

Required return is the minimum expected return an investor seeks for an investment, considering its risk level.

Cash Inflows

Cash inflows refer to the money entering a business from various sources such as sales, financing, or investment returns, crucial for operational funding and growth.

Cash Inflows

Money or money's worth received by a business during a period, arising from various sources such as operations, financing, and investing activities.