A voltage divider consists of two resistors

PHYSICS · Subjective · A Level · Physics · Electricity · Electricity

Problem

A voltage divider consists of two resistors,

R_1 = 1\,\text{k}\Omega

and

R_2 = 2\,\text{k}\Omega

, connected in series. For what supply voltage

V_{\text{S}}

will the potential difference across

R_2

4.5\,\text{V}