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How does the angular resolution (sharpness) of the images obtained from radio telescopes using very ...

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How does the angular resolution (sharpness) of the images obtained from radio telescopes using very ...

How does the angular resolution (sharpness) of the images obtained from radio telescopes using very long baseline interferometry (VLBI) compare to the typical angular resolution of optical telescopes?
A)   VLBI images are about 10 times less sharp than the best optical images.
B)   VLBI images are much sharper.
C)   VLBI images are very much less sharp because of the longer wavelength.
D)   VLBI images have about the same resolution as the best optical images, about 0.2 arcseconds.

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Discovering the Universe

Edition: 7^th

Authors: Kaufmann, Comins

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symbo Author

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Smart ... Thanks!

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