సమాధానం (D).
ఇండక్టార్ మరియు కాపాటులలో వోల్టేజ్ ఫ్యాజ్ తర్వాత విరుద్ధంగా ఉంటుంది. కాబట్టి మొత్తం వోల్టేజ్ √(40² + 30²) = 50 V.
సమాధానం (B).
పవర్ ఫ్యాక్టర్ cos(45°) = 0.707.
సమాధానం (C).
ఫ్యాజ్ తేడా arctan(40/60) ≈ 33.69°.
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