Question

jawab dengan jalan , jangan asal asal ​

Answer 1

Jawaban:

2. Dik -> R = 450 ohm, l = 1,5m, dan A = 3mm² -> 0,000003 m²

Dit -> rho = ??

R = rho x l/A

450 = rho x 1,5/0,000003

450 = rho x 500000

rho = 450/500000

rho = 0,0009 Ohmm

3. I masuk = I keluar

I1 + I3 + I4 = I2 + I5

3,5 + 0,5 + I4 = 3,5 + 1,5

4 + I4 = 5

I4 = 1 Ampere