Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Options: A . &nbspReduced current method B . &nbspTap changing control of transformer C . &nbspSeries parallel operation of motors D . &nbspAll of the above

Which of the following methods is used to control speed of 25 kV, 50 Hz single p

Question

Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction?

Options:

A . Reduced current method

B . Tap changing control of transformer

C . Series parallel operation of motors

D . All of the above

Answer: Option B

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