已知正弦交流电流i1=10sin(at+45°)A,i2=10sin(at-45°)A,则i=i1+i2=?A.
问题描述:
已知正弦交流电流i1=10sin(at+45°)A,i2=10sin(at-45°)A,则i=i1+i2=?A.
答
已知正弦交流电流i1=10sin(at+45°)A,i2=10sin(at-45°)A,则i=i1+i2=?A.