The detector that in many instances has replaced the photographic plate for astronomical photography is the
A) CCD (charge-coupled device).
B) photomultiplier or image intensifier tube.
C) diffraction grating.
D) interferometer.

Question

Quizplus · Accepted Answer

CCD (charge-coupled device) has largely replaced photographic plates in astronomical photography due to its high sensitivity, efficiency in detecting light, and the ability to digitally process and store images.

The Detector That in Many Instances Has Replaced the Photographic