railway UPMRC SCTO 2024 Mock Test Utilization of Electrical Energy Electric Traction

Which of the following three-phase AC system is used in electric traction?

1

3 to 3.5 kV at 50 Hz

2

3 to 3.5 kV at 25 Hz

3

3 to 3.5 kV at 60 Hz

4

3 to 3.5 kV at 16(²/₃) Hz

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