Physics Unit25: Optical Instruments (id: 8e6dbcb8a)

本题目来源于试卷: Physics Unit25: Optical Instruments，类别为 国际高中通用物理

[单选题]
A magnifying glass has a focal length of 7.0 cm. Wha+ l- i9shgbd/wpqd8uo + 8kyy-t is the magn7 o 0yx63bmuhctm go; 5dd5*ps7mc;i7 amse/kification if the image is viewed bycuebhdsm7i 6d oa0mxs*7t5 ;mp 5yo;/7kcmg 3 a relaxed eye?

A. 1.6
B. 2.6
C. 3.6
D. 4.6


参考答案:  C


本题详细解析: 暂无

微信扫一扫，分享更方便