निम्नलिखित DC परिपथ में R3 में धारा क्या है?

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ISRO (VSSC) Technician Electrician 2017 Official Paper
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  1. 1 A
  2. 0.5 A
  3. 3 A
  4. 0.25 A

Answer (Detailed Solution Below)

Option 2 : 0.5 A
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dc परिपथ को फिर से रेखांकित करके हम प्राप्त करते हैं

अब नोड 'A' पर नोडल विश्लेषण लागू करके हम प्राप्त करते हैं

VA - 7.5 + VA + VA = 0

 3 VA = 7.5

∴ VA = 2.5 V

इसलिए ‘R3’ शाखा से होकर बहने वाली धारा है

I = 0.5 A

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