» Unlabelled » Long distance railways use which of the following ?

Tuesday, 27 August 2013

Long distance railways use which of the following ?

(a)    200 V D.C.
(b)    25 kV single phase A.C.
(c)    25 kV two phase A.C.
(d)    25 kV three phase A.C.

Ans: b


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