:):):):):)
设加载两个串联电阻R1和R2上的电压为U,则电阻R1上的分压为:
U1=UXR1/(R1+R2)
签到 签到签到
Vout = Vin *R1/R1+R2
:loveliness:
:):):):):):):):):)
V1=R1/(R1+R2)*Vin.
V2=R2/(R1+R2)*Vin.
u1=(R1/(R1+R2))*U
居然没看懂题意
U1 = U*R1/(R1+R2)