किसी परिपथ की आभासी शक्ति की गणना कीजिए यदि परिपथ का शक्ति गुणांक 0.8 है और परिपथ की सक्रिय शक्ति 40 W है।

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SSC JE Electrical 9 Oct 2023 Shift 3 Official Paper-I
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  1. 50 VA
  2. 100 VA
  3. 75 VA
  4. 40 VA

Answer (Detailed Solution Below)

Option 1 : 50 VA
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शक्ति त्रिकोण

शक्ति गुणक निम्न के द्वारा दिया जाता है:

जहाँ, cosϕ = शक्ति गुणक

P = सक्रीय शक्ति

Q = प्रतिघाती शक्ति

गणना

दिया गया है, cosϕ = 0.8

P = 40 kW

S = 50 VA

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