50 Hz के एक ज्यावक्रीय प्रत्यावर्ती वोल्टेज में 200 V का RMS मान होता है। अधिकतम मान और तरंगदैर्ध्य ज्ञात करें।

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ALP CBT 2 Electrician Previous Paper: Held on 23 Jan 2019 Shift 2
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  1. 272.2 V, 300 rad/sec
  2. 280.2 V, 308 rad/sec
  3. 282.2 V, 314 rad/sec
  4. 277.4 V, 302 rad/sec

Answer (Detailed Solution Below)

Option 3 : 282.2 V, 314 rad/sec
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धारणा:

एक ज्यावक्रीय प्रत्यावर्ती वोल्टेज के लिए

\({V_m} = \sqrt 2 \times {V_{RMS}}\)

ω = 2 π f

जहाँ

Vm = वोल्टेज का अधिकतम या शीर्ष मूल्य

VRMS = वोल्टेज का RMS मान

ω = तरंगदैर्ध्य

f = आपूर्ति आवृत्ति

गणना:

\({V_m} = \sqrt 2 \times 200 = 282.2\;V\)

ω = (2π) (50) = 314 rad/sec

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