Physics, 22.07.2021 20:40 jjackson0010
Chiếu 1 tia sáng đi từ môi trường có chiết suất n vào ko khí, sao cho tia khúc xạ vuông góc với tia phản xạ . Góc khúc xạ r trong trường hợp này được xác định theo công thức nào
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Chiếu 1 tia sáng đi từ môi trường có chiết suất n vào ko khí, sao cho tia khúc xạ vuông góc với tia...
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