Which of the Following Is a Principal Advantage of CCDs

question 29

Multiple Choice

Which of the following is a principal advantage of CCDs over photographic film?

• A)CCDs allow long exposures (e.g. ,minutes or hours),and film does not.
• B)CCDs can record the colors of astronomical objects accurately,while film cannot.
• C)CCDs capture a much higher percentage of the incoming photons than does film.
• D)Images recorded with CCDs never require any image processing,while images recorded by film often do.
• E)CCDs can be attached to modern telescopes more easily than cameras.

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