criswell91 criswell91

07-03-2017
Biology

contestada

A 2-inch, f/4 reflector has a focal length of: 2 inches 4 inches 6 inches 8 inches

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shorti1001 shorti1001

07-03-2017

The focal length would be four inches

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jaycobgarvin121 jaycobgarvin121

04-02-2019

The Correct Focal Length, would be 4 inches.

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