𝑩𝒀𝑶𝑻𝑻𝑳𝑬

series 전류동일 KVL V=V1+V2 =I·R1+I·R2 R totalRt=R1+R2+···+Rn =n·R I totalI=V/Rt =V/ R1+R2 V1=R1/ (R1+R2) ·VV2=R2/ (R1+R2) ·V parallel 전압동일KCLI=I1+I2 = V/R1 +V/R2 R totalRt=1/(1/R1+1/R2) =R1·R2/(R1+R2) =곱/합 ···두개일때만 가능Rt=1/(1/R1+1/R2···1/Rn) =R/n V totalV=I·Rt =I·R1R2/(R1+R2) I1=R2/(R1+R2) ·II2=R1/(R1+R2) ·I multiplier shunt Wheatstone Bridge 전력 P[W] P=W/t =Q·V/t =I·t·V/t =V·I [W] (V=IR, I=V/R) P=I^..

전류 I[A} :전하의 흐름 DC I=Q/t [A][C/sec] Q=I·t [C] AC i =dq/dt=q2-q1/t2-t1 [A] q= ∫ i dt [C] 10^6A=1MA 10^3A=1kA 1A 10^-3=1mA 10^-6=1µA 전압 V[v] :전위 차 DC V=W/Q[v][J/C] W=Q·V=V·I·t [J] AC v=dw/dq[v], w=∫ v dq [J] 저항 R[Ω] ----- ㅡㅡ ↑R --- ㅡㅡ - R=ρl /A= l/ σA [Ω] G(컨덕턴스) =1/R [℧][Ω-1] Kirchhoff 1st -KCL current law i입1+i입2=i출3+i출4+i출5 2nd -KVL voltage law V공급1+V공급2+V공급3=I·R1+I·R2+I·R3+I·R4 Ohm's law I=V/R..