R1\R2串联电路当中:(1);如:U=9V,U1=6V,R1=12Ω,则:R2= Ω.P1= P2=(2);如:U1=
R1R2串联电路当中:
(1);如:U=9V,U1=6V,R1=12Ω,则:R2= Ω.P1= P2=
(2);如:U1=3V,U2=2V,I1=0.5A,则:R1= Ω,R2= Ω.P1= P2=
(3);如:U=6V,I=0.2A,R1=5Ω,则:U1= V,R2= Ω.P1= P2=
(4);如:U=9V,U2=6V,R1=12Ω,则:U1= V,R2= Ω,I= A.P1= P2= P=
(5);如:U1∶U2=1∶3,则:I1∶I2= ,R1∶R2= ,U1∶U= .P1/P2=
(6);如:R=9Ω,U1=3V,U2=6V,则:R1= Ω,R2= Ω.P1= P2=
(7);如:R1∶R2=2∶3,U=15V,则U1= V,U2= V,I1∶I2= .
(8);如:U=9V,R=15Ω,U1=3V,则:R1= Ω,R2= Ω.P1= P2=
R1R2的并联电路当中:
(1),如:I=3A,I1=2A,R1=12Ω,则:R2= Ω.P1= P2=
(2);如:I1=3A,I2=2A,U1=6V,则:R1= Ω,R2= Ω.P1= P2=
(3);如:I=3A,U=6V,R1=3Ω,则:U1= V,R2= Ω.P1= P2=
(4); 如:I=0.6A,I2=0.4A,R1=12Ω,则:U1= V,R2= Ω,P1= P2=
(5);如:I1∶I2=1∶3,则:U1∶U2= ,R1∶ R2= ,I1∶I= .P1/P2=
(6);如:R=6Ω,I1=0.3A,I2=0.6A,则:R1= Ω,R2= Ω.P1= P2=
(7);如:R1∶R2=2∶3,I=0.5A,则I1= A,I2= A,U1∶U2= .
(8);如:I=0.9A,R=15Ω,I1=0.3A,则:R1= Ω,R2= Ω.P1= P2=