本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics
[单选题]
A person cannot see cleax w/kbx *5mgi:p1bwb:rly objw)j72ll+ zl( aouig(zects more than 70.0 cm away. What power of lens should be prescrjug l +z72lwia z)(ol(ibed if the glass is to be worn 1.00 cm in front of the eye?
A. $1.45 \; D$
B. $-1.45 \; D$
C. $0.0145 \; D$
D. $-0.0145 \; D$
参考答案: B
本题详细解析:
暂无
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Post time 2024-1-26 22:03:25