एक 2-तार DC ट्रांसमिशन लाइन में, लूप प्रतिरोध 80 Ω है। एकल चालक का प्रतिरोध ज्ञात कीजिए।

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MPPGCL JE Electrical 28 April 2023 Shift 2 Official Paper
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  1. 160 Ω
  2. 120 Ω
  3. 40 Ω
  4. 80 Ω

Answer (Detailed Solution Below)

Option 3 : 40 Ω
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दो-तार DC ट्रांसमिशन लाइन में लूप प्रतिरोध

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दी गई छवि दो चालकों के समूह को दर्शाती है। चालकों का यह समूह एकल-फेज दो-तार DC लाइन में लूप प्रतिरोध बनाता है।

लूप प्रतिरोध = 2 x एक चालक का प्रतिरोध

गणना

दिया गया है, लूप प्रतिरोध = 80 Ω

80 = 2 x एक चालक का प्रतिरोध

एक चालक का प्रतिरोध = 40 Ω

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