Physics, 26.07.2021 01:00 lclaudettecarte4720
Vật thật AB cao 1,2cm đặt vuông góc với trục chính của một thấu kính hội tụ có độ tụ 5 đp và cách thấu kính 10cm. Ảnh thu được là
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Vật thật AB cao 1,2cm đặt vuông góc với trục chính của một thấu kính hội tụ có độ tụ 5 đp và cách th...
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