Electric Traction Which of the following is the disadvantage of electric traction over other systems of traction? Short time power failure interrupts traffic for hours Interference with communication lines Corrosion problems in the underground pipe work High capital outlay in fixed installations beside route limitation Short time power failure interrupts traffic for hours Interference with communication lines Corrosion problems in the underground pipe work High capital outlay in fixed installations beside route limitation ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 25 Hz 50 Hz 100 Hz 60 Hz 25 Hz 50 Hz 100 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Energy consumption in propelling the train is required for which of the following? Work against gravity while moving up the gradient Work against the resistance to motion Acceleration All of the listed here Work against gravity while moving up the gradient Work against the resistance to motion Acceleration All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In case of ___________ free running and coasting periods are generally long. Suburban service All of the listed here Urban service Mainline service Suburban service All of the listed here Urban service Mainline service ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For which of the following locomotives the maintenance requirements are the least? All of the listed here Diesel locomotives Steam locomotives Electric locomotives All of the listed here Diesel locomotives Steam locomotives Electric locomotives ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Automatic signalling is used for which of the following trains ? All of the listed here Suburban and Urban electric trains Superfast trains Mail and express trains All of the listed here Suburban and Urban electric trains Superfast trains Mail and express trains ANSWER DOWNLOAD EXAMIANS APP
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