已知某激励信号u(t)=1.732sin(314t+30°)V,由此可知该信号的有效值、频率及初相角分别为()。
A.1V,314rad/s,30° B.1.732V,0.02s,30° C.1.225V,50Hz,30° D.1.732V,314rad/s,30°正确答案C
已知某激励信号u(t)=1.732sin(314t+30°)V,由此可知该信号的有效值、频率及初相角分别为()。
A.1V,314rad/s,30° B.1.732V,0.02s,30° C.1.225V,50Hz,30° D.1.732V,314rad/s,30°正确答案C