Which One of the Following Statements Concerning Photons Is False

question 1

Multiple Choice

Which one of the following statements concerning photons is false?

• A)Photons have zero mass.
• B)The rest energy of all photons is zero.
• C)Photons travel at the speed of light in a vacuum.
• D)Photons have been brought to rest by applying a very strong magnetic field to them.
• E)The energy of a photon is proportional to its frequency.

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Definitions:

External Benefits

External benefits refer to the positive effects or advantages that a product or activity imparts on individuals or society who are not directly involved in the production or consumption of the good.

Network Externalities

The effect on a user of a product or service that results from an increase in the number of other users of the same or compatible products or services.

Natural Monopolies

Market conditions where a single firm can supply a good or service more efficiently than any competitor due to economies of scale, hence dominating the market.

Positive Feedback

Put simply, success breeds success, failure breeds failure; the effect is seen with goods that are subject to network externalities.