查看完整版本 : [向CHING 求救!!!]關於ray diagram既MC!!!!

dicky821 2012-7-10 02:15 PM

[向CHING 求救!!!]關於ray diagram既MC!!!!

請問各位CHING.... 幅ray diagram應該點畫??? 可唔可以求下小弟....我唔係好識concave lens既ray diagram:smile_27:
ANS: B
[img=754,558]http://i1126.photobucket.com/albums/l617/dicky821/PH2.jpg[/img]

Zzlaz 2012-7-10 09:09 PM

out of syllabus la. concave mirror

[url=http://en.wikipedia.org/wiki/Curved_mirror#Concave_mirrors]http://en.wikipedia.org/wiki/Curved_mirror#Concave_mirrors[/url]

but u will know why the ans is B.
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查看完整版本: [向CHING 求救!!!]關於ray diagram既MC!!!!