A Telescope Is Set Up in Introductory Physics Lab Using $\times$

question 41

Multiple Choice

A telescope is set up in introductory physics lab using a 10 cm lens and a 50 cm lens.Since both lenses are the same diameter it is not evident which one to use as the eyepiece and which one to use as the objective.If one uses the 50 cm lens as the eyepiece,what power results?

• A) 500\(\times\)
• B) 5\(\times\)
• C) 0.2\(\times\)
• D) 0.002\(\times\)
• E) one cannot look through the system in this direction

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