本题目来源于试卷: Physics Unit25: Optical Instrument,类别为 Generic Physics
[单选题]
A student constructs an astr1j9md: wbqr qb: 902d+ pc.l xj;hswefonomical telescope with a ma9z3gcca9t9zs 2)hg+mokrj x 5gnification of 10. If the telescope has a converging lens of focal length 50 cm, what is the focal length of the eyez ga29chcgs ro93x )zk5 tm9+jpiece?
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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