Physics, 22.07.2021 14:00 blackkiki4352
Thí nghiệm giao thoa ánh sáng với khe Y-âng. Biết hai khe hẹp cách nhau 3 mm và mặt phẳng chứa hai khe hẹp cách màn quan sát 3 m. Ánh sáng dùng trong thí nghiệm có bước sóng trong khoảng đến . Số bức xạ cho vân tối tại điểm M trên màn cách vân sáng trung tâm 3 mm là
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Thí nghiệm giao thoa ánh sáng với khe Y-âng. Biết hai khe hẹp cách nhau 3 mm và mặt phẳng chứa hai k...
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