Rэ=4.387ом
Объяснение:
R4.5=3*4/3+4=1.714om, R4.5+R2+R3=1.714+2+6=9.714om, Rэ=R1*R2.3.4.5/R1+R2.3.4.5=8*9.714/17.714=4.387om.
Rэ=4.387ом
Объяснение:
R4.5=3*4/3+4=1.714om, R4.5+R2+R3=1.714+2+6=9.714om, Rэ=R1*R2.3.4.5/R1+R2.3.4.5=8*9.714/17.714=4.387om.