When Light Passes from a Material with a High Index

question 13

Multiple Choice

When light passes from a material with a high index of refraction into material with a low index of refraction:

• A)none of the light is reflected.
• B)some light is reflected without a change of phase.
• C)some light is reflected with a 180° change of phase.
• D)the light that is not reflected has a 180° change of phase.

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Definitions:

Market-Determined Variables

Economic factors such as prices, wages, and interest rates that are decided by the forces of supply and demand in a free market.

Required Returns

The minimum profit or yield that investors demand for investing in an asset, considering the risk involved.

Risk Premium

The additional return an investor requires to invest in an asset over a risk-free rate, compensating for the risk of the investment.

Yield

The income return on an investment, such as the interest or dividends received, often expressed as an annual percentage based on the investment’s cost, current market value, or face value.