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Physics, 23.10.2021 15:50 jazmineweb234
Trong thí nghiệm tạo vân giao thoa sóng trên mặt nước, người ta dùng nguồn dao động có tần số 50Hz và đo được khoảng cách giữa hai cực tiểu liên tiếp nằm trên đường nối hai tâm dao động là 2mm. Bước sóng của sóng trên mặt nước là bao nhiêu? Em cần bài giải ạ
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Trong thí nghiệm tạo vân giao thoa sóng trên mặt nước, người ta dùng nguồn dao động có tần số 50Hz v...
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