Physics Unit25: Optical Instrument (id: 143cf2c38)

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本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics

[单选题]
A farsighted person cqn(hano:j-sd *j6o / jr 6)8ab8 kwtqpar3mym qc(7oj*p 6ueh)n read a newspaper held 25 cm from his eyes, if he wears glajm)c ho6my eq7 *ru3p(sses of
+3.33 diopters. What is this person's near point?

A. $4.2 \; cm$
B. $25 \; cm$
C. $31 \; cm$
D. $1.5 \; m$


参考答案:  D


本题详细解析: 暂无