The 300 m diameter Arecibo radio telescope is observing the Andromeda galaxy at a wavelength of 9 cm. A. What is the an

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The 300 m diameter Arecibo radio telescope is observing the Andromeda galaxy at a wavelength of 9 cm. A. What is the an

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The 300 m diameter Arecibo radio telescope is observing theAndromeda galaxy at a wavelength of 9 cm.
A. What is the angle between two just-resolvablestars for this telescope in radians?
B. How close together could these point sources be atthe 2.5 million light year distance of the Andromeda galaxy inly?
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