本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics
[单选题]
A student constructs an astr:*2u/qgvhe (lg co uj*onomical telescope with a magnification of 10. Ifkdblvp r:s 2.;zki4 3i the telescope has a converging lens of focal length 50 slk.i : bkz;43p2drvicm, what is the focal length of the eyepiece?
A. $2.5 \; cm$
B. $5.0 \; cm$
C. $10 \; cm$
D. $25 \; cm$
参考答案: B
本题详细解析:
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Post time 2024-1-26 22:03:25