What is the approximate resistance setting of a rheostat in which 650 mA of current flows with a 150 V source?

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What is the approximate resistance setting of a rheostat in which 650 mA of current flows with a 150 V source? Answer: 230 Ω

Question context

This question is part of ⚡ Electrical Engineering within the broader 🛠️ Engineering Essentials subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.