Physics · Transmission Lines and Cables
एक भूमिगत पावर केबल (underground power cable) की अभिलाक्षणिक प्रतिबाधा (characteristic impedance) के लिए सामान्यतः कितना मान लिया जाता है?
- 14 Ω
- 2400 Ω
- 340 Ω✓
- 44000 Ω
सही उत्तर देखें
40 Ω
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