In modern astronomy,an interferometer
A) is the highest resolution optical telescope ever built.
B) is located in Arecibo,Puerto Rico.
C) is a set of optical telescopes linked together to provide very high resolution.
D) is a set of radio telescopes linked together to provide very high resolution.
E) Either answers "c" or "d"

Question

Quizplus · Accepted Answer

An interferometer can be a set of either optical or radio telescopes linked together to achieve very high resolution by combining their signals.

In Modern Astronomy,an Interferometer