What Does the Technique of Interferometry Allow

question 56

Multiple Choice

What does the technique of interferometry allow?

• A)It allows two or more telescopes to obtain a total light-collecting area much larger than the total light-collecting area of the individual telescopes.
• B)It allows two or more telescopes to obtain the angular resolution of a single telescope much larger than any of the individual telescopes.
• C)It allows us to determine the chemical composition of stars.
• D)It allows astronomers to make astronomical observations without interference from light pollution.
• E)It allows the same telescope to make images with both radio waves and visible light.

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