kngan2009 kngan2009
  • 06-05-2024
  • Physics
Answered

Bài 2: Cho vật sáng AB đặt vuông góc với trục chính của một thấu kính hội tụ, điển A đặt trên trục chính, có: f = 10cm, d = OA = 15cm, h = AB = 2cm. a, Dựng ảnh A’B’ của vật sáng AB và nêu tính chất của ảnh. b, Tính OA’ và A’B’



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