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1. |
A two-wire 1000-m-long DC distributor cable is loaded with 0.5 A/m. The resistance of each of the conductors is 0.05 Ω/km. If the distributor is fed from both ends with equal voltages of 220 V, the maximum voltage drop will be: |
A. | 4.8 V |
B. | 5.2 V |
C. | 6.25 V |
D. | 2.4 V |
Answer» D. 2.4 V | |