A.y=Acos[2πv(t+to)+π/2] B.y=Acos[2πv(t-

免费题库2022-08-02  17

问题 A.y=Acos[2πv(t+to)+π/2]B.y=Acos[2πv(t-to)+π/2]C.y=Acos[2πv(t-to)-π/2]D.y=Acos[2πv(t+to)-π/2]

选项 A.y=Acos[2πv(t+to)+π/2]
B.y=Acos[2πv(t-to)+π/2]
C.y=Acos[2πv(t-to)-π/2]
D.y=Acos[2πv(t+to)-π/2]

答案 B

解析
转载请注明原文地址:https://tihaiku.com/jzgc/999011.html

最新回复(0)