A Telescope Is Constructed with Two Lenses Separated by a Distance

question 13

Multiple Choice

A telescope is constructed with two lenses separated by a distance of 25 cm. The focal length of the objective is 20 cm. The focal length of the eyepiece is 5 cm. Calculate the magnitude of the angular magnification of the telescope.

• A) 6
• B) 4
• C) 8
• D) 10
• E) 5

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