phy lens
2014-03-15 12:16 am
回答 (1)
2014-03-15 12:37 am
✔ 最佳答案
Ans: E 1) image formed from light must be real
2) parallel light go through the len will go to the focal point
3) coz the way of light between mirror and the len is parallel
收錄日期: 2021-04-13 20:17:46
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20140314000051KK00094