RRB ALP Electrician 22 Jan 2019 Shift 1 Paper

Question : 90 of 175

Marks: +1, -0

Two resistors, one of 20 Ω and the other of 30 Ω, are connected in parallel. This combination is connected in series with an 8-Ω resistor and a 12-V battery. The current through the 20-Ω resistor is: