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Physics, 04.03.2021 22:30 ashanty45

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

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

6 inches
8 inches
4 inches
2 inches

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Answers: 3

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

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