(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

What is the p.d. across EC?

Sorry about the bad drawing.

2. Relevant equations

3. The attempt at a solution

I know you need to split the 4 V into the 2 k ohms, 2 k ohms and 1 kilo ohm. The answer is 3 V. I'm not sure how to get this answer. Someone explain please?

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# Working out the p.d.

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