उत्तर (D) है।
इंडक्टर और कैपेसिटर के बीच वोल्टेज फेज विरोधाभास में हैं। इसलिए कुल वोल्टेज √(40² + 30²) = 50 V है।
उत्तर (B) है।
पावर फैक्टर cos(45°) = 0.707 है।
उत्तर (C) है।
फेज अंतर arctan(40/60) ≈ 33.69° है।
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