《电路》（英文版）1-7 voltage and current division

8 1-7 voltage and current division The voltage division RI Ri=RI RU +十01-十 R1+R2R1+R2 RD V2=Ri=R, R1+R2R1+R2 The current division rR2 十 R+r2 R2 RRR+R2 R, RI R,+R 34

The voltage division §1-7 voltage and current division 1 2 1 1 2 1 1 1 R R R R R R i R + = + = =    1 2 2 1 2 2 2 2 R R R R R R i R + = + = =    The current division i R R R R R R R R i R i 1 2 2 1 1 2 1 2 1 1 + = + = =  i R R R i 1 2 1 2 + = 34 +1 − i R1 − +  R2 − +  2 R1 i − +  R2 1 i 2 i

1-28(a) ↑10A 110A 50 5 5 → 15 50 54 10 5A 10 10

− + 5V 5 10A 5A 5 10 1-28(a)  10A 5A 5 10 − + 50V 5 10 + −  50V  15