A Beam of Red Light and a Beam of Violet

question 9

Multiple Choice

A beam of red light and a beam of violet light each deliver the same power on a surface.For which beam is the number of photons hitting the surface per second the greatest?

• A) the red beam
• B) the violet beam
• C) It is the same for both beams.

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Definitions:

Price Sensitivity

A measure of how the price of a product or service affects the demand for that product or service.

Par Value Bond

A bond that is selling for its original face value, as opposed to above (a premium) or below (a discount).

Modified Duration

A measure of the sensitivity of a bond's price to changes in interest rates, indicating the price change in percentage terms for a yield move of one percent.