Physics, 27.12.2021 14:00 triciajfive
trong thí nghiệm khoa hai nguồn kết hợp đồng pha s1 và s2 khoảng cách hai nguồn là D = 6 cm C tần số sóng là 42 Hz ta thấy hai điểm s1 s2 gần như đứng yên giữa chúng có 9 gợn lồi tốc độ truyền sóng nước có giá trị
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trong thí nghiệm khoa hai nguồn kết hợp đồng pha s1 và s2 khoảng cách hai nguồn là D = 6 cm C tần số...
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