Question

koe eska answer dhe dou​

Answer 1

Explanation:

a) combined resistance = 1/Req=1/R1 + 1R2

1/Req = 1/4 + 1/2 = 3/4

Req = 4/3 = 1.3 ohm

by ohms law V = I X R

V = 3 x 1.3 = 3.9 volt.

b) voltage is same in parallel combination

so V = I x R

I = 3.9 / 2 = 1.95 ampere