如附图所示,用余弦函数描述一简谐振动.已知振幅为A,周期为T,初相φ=-π/3,则振动曲线为()

(A)<img src='https://img2.soutiyun.com/ask/2020-06-24/96184305271749.png' /> (B) (C)<img src='https://img2.soutiyun.com/ask/2020-06-24/961842904128991.png' /> (D)<img src='https://img2.soutiyun.com/ask/2020-06-24/961842887169021.png' />

时间:2024-02-28 16:46:51

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