登入
Physics for IGCSE & O level - Rays And Waves (Section 1 - No. 3)
What type of lens causes light rays to diverge?
Convex
Concave
Biconvex
Planar
解释
Concave lenses cause light rays to diverge.
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面