Physics, 27.08.2021 22:40 zhvianna

Chiếu ánh sáng đơn sắc bước sóng= 0,5m vào một lỗ tròn có bán kính chưa biết. Nguồn sáng điểm đặt cách lỗ tròn 2m, sau lỗ tròn 2m có đặt một màn quan sát. Hỏi bán kính của lỗ tròn phải bằng bao nhiêu để tâm của hình nhiễu xạ là tối nhất.

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Chiếu ánh sáng đơn sắc bước sóng= 0,5m vào một lỗ tròn có bán kính chưa biết. Nguồn sáng điểm đặt...

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