The focal length of the eye-piece of an astronomical telescope is f 1 , while
PHYSICS
WAEC 2011
The focal length of the eye-piece of an astronomical telescope is f1, while the focal length of the object is f2. From normal adjustment, the angular magnification is given by
- A. \(\frac{f_2}{f_1}\)
- B. 1 - \(\frac{f_2}{f_1}\)
- C. \(\frac{f_2}{f_1}\) - 1
- D. \(\frac{f_1}{f_2}\)
Correct Answer: A. \(\frac{f_2}{f_1}\)
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