In the circuit shown in figure, R1=R2=R3=10 Ω. Find the currents through R1 and R2.
In the following diagram, R1 = 1 Ω , R2 = 20 Ω, R3 = 5 Ω and R4 = 5 Ω. Current through R2 = 20 Ω is 1 A. Calculate the total current given out by the battery and terminal voltage of the battery.