चित्र में दिखाए गए आदर्श Op-Amp परिपथ के लिए V0 क्या है?

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ISRO (VSSC) Technical Assistant Electrical 2017 Official Paper
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  1. -2 V
  2. -1 V
  3. -0.5 V
  4. 0.5 V

Answer (Detailed Solution Below)

Option 3 : -0.5 V
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परिपथ को पुनर्रेखांकित करने के बाद हम प्राप्त करते हैं

नोड ’A’ पर KCL लागू करने से हमें प्राप्त होता है

अब KCL को नोड 'B' पर लागू करते हैं, हम प्राप्त करते हैं

2 – 2 VB = VB = V0

जहाँ, VB = VA = 0.5 वोल्ट (∵ आभासी भू-संपर्कन)

∴ 2 – 1 = 0.5 – V0

V0 = -0.5 वोल्ट

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