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A 3 phase balanced supply feeds 3 phase unbalanced load. Power supplied to the load can be measured by using 1. 2 wattmeter 2. one wattmeter 3. 3 wattmeter Which of the above statements is correct?

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A 3 phase balanced supply feeds 3 phase unbalanced load. Power supplied to the load can be measured by using 1. 2 wattmeter 2. one wattmeter 3. 3 wattmeter Which of the above statements is correct? Answer: 1 and 3

A minimum of 2 wattmeters is required to measure 3 phase power. Of course power can be measured by putting one wattmeter in each phase.

Question context

This question is part of 📡 Electronics and Communication Engineering (ECE) 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.