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1. |
A surge voltage of 10 kV travels along a cable towards its junction with overhead line. The surge impedance of the cable and the overhead line is 50 Ω and 450 Ω respectively. The surge voltage transmitted to the overhead line is |
A. | 2 kV |
B. | 9 kV |
C. | 18 kV |
D. | 20 kV |
Answer» D. 20 kV | |