Which of the following is the disadvantage of electric traction over – McqOptions

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1.	Which of the following is the disadvantage of electric traction over other systems of traction?
A.	Corrosion problems in the underground pipe work
B.	Short time power failure interrupts traffic for hours
C.	High capital outlay in fixed installations beside route limitation
D.	Interference with communication lines
Answer» D. Interference with communication lines

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