Two identical resistors of are connected to a battery

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

Two identical resistors of

6\,\Omega

are connected to a

12\,\text{V}

battery. When they are joined in series the current through the circuit is

I_{\mathrm{s}}

. When they are joined in parallel the current drawn is

I_{\mathrm{p}}

. What is the ratio

I_{\mathrm{p}}:I_{\mathrm{s}}

? (a)

2:1

(b)

1:4

(c)

4:1

(d)

1:2