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Home Q & A Board Science-Related Homework Help Physics
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doit_the_clown doit_the_clown
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7 years ago
How can you increase the magnification of a refracting telescope without decreasing the light-gathering power?
A)   Decrease both the diameter and the focal length of the objective lens
B)   Increase the focal length of the eyepiece
C)   Decrease the focal length of the eyepiece
D)   Increase the diameter of the eyepiece
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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hyponoticahyponotica
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7 years ago
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doit_the_clown Author
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7 years ago
Good timing, thanks!
Fanmkreyol
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Yesterday
Smart ... Thanks!
riptide
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2 hours ago
Helped a lot
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