登入
Physics for IGCSE & O level - Thermal Effects (Section 3 - No. 50)
What type of surface is a good emitter of thermal radiation?
Shiny
Black
Dull
White
解释
Black and dull surfaces are good emitters of thermal radiation.
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面