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Physics, 19.10.2021 01:00 sarah02152005

Một vật thực hiện đồng thời 2 dao động điều hòa với phương trình:x1= 2costcm;x2=A2cos(t+)cm Biết rằng biên độ dao động tổng hợp có gía trị cực tiểu. Pha ban đầu của dao động tổng hợp có giá trị nào sau đây?

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Một vật thực hiện đồng thời 2 dao động điều hòa với phương trình:x1= 2costcm;x2=A2cos(t+)cm Biết r...

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