230 V AC, 5 A കറന്റ്, 30° ലാഗ് എന്നിവയുള്ള ഒരു വ്യൂഹത്തിന്  റിയാക്ടീവ് പവർ എത്രയായിരിക്കും?

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ALP CBT 2 Electrician Previous Paper: Held on 22 Jan 2019 Shift 2
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  1. 275 VAR
  2. 675 VAR
  3. 175 VAR
  4. 575 VAR

Answer (Detailed Solution Below)

Option 4 : 575 VAR
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Detailed Solution

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ആശയം:

റിയാക്ടീവ് പവർ (Q) = V I sinϕ

ഇവിടെ,

V = വോൾട്ടിലെ വോൾട്ടേജ്

I = ആമ്പിയറിൽ കറന്റ്

ϕ = വോൾട്ടേജും കറന്റും തമ്മിലുള്ള ഫേസ് വ്യത്യാസം

കണക്കുകൂട്ടൽ:

വോൾട്ടേജ് (V) = 230 V

കറന്റ് (I) = 5 A

ഫേസ് വ്യത്യാസം (ϕ) = 30°

Q = 230 × 5 × sin30°

Q = 575 VAR

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