A Refracting Telescope Has a Magnification M $M / 2$ B) $2 M$

question 156

Multiple Choice

A refracting telescope has a magnification M. If the focal length of the objective lens is doubled and the eyepiece focal length is halved, what is the new magnification?

• A) \(M / 2\)
• B) \(2 M\)
• C) \(M / 4\)
• D) \(M\)
• E) \(4 M\)

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