已知i1=14.1sin(628t-50°)A,i2=70.7sin(628t+40°)A,i=i1+i2,求i最大值,有效值,
问题描述:
已知i1=14.1sin(628t-50°)A,i2=70.7sin(628t+40°)A,i=i1+i2,求i最大值,有效值,
答
已知i1=14.1sin(628t-50°)A,i2=70.7sin(628t+40°)A,i=i1+i2,求i最大值,有效值,