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A.17.32sin(ωt+90°) B.10sin(ωt-90°) C.1
A.17.32sin(ωt+90°) B.10sin(ωt-90°) C.1
题库
2022-08-02
69
问题
A.17.32sin(ωt+90°)B.10sin(ωt-90°)C.17.32sin(ωt-30°)D.17.32sin(ωt+150°)
选项
A.17.32sin(ωt+90°)
B.10sin(ωt-90°)
C.17.32sin(ωt-30°)
D.17.32sin(ωt+150°)
答案
A
解析
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