Electric Traction Automatic signalling is used for which of the following trains ? Mail and express trains Superfast trains All of the listed here Suburban and Urban electric trains Mail and express trains Superfast trains All of the listed here Suburban and Urban electric trains ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following drives is suitable for mines where explosive gas exists? Steam engine Diesel engine Battery locomotive All of the listed here Steam engine Diesel engine Battery locomotive All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the voltage for single phase A.C. system? 5 kV 220 v 11 kV 220 V 5 kV 220 v 11 kV 220 V ANSWER DOWNLOAD EXAMIANS APP
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 High capital outlay in fixed installations beside route limitation Interference with communication lines Corrosion problems in the underground pipe work Short time power failure interrupts traffic for hours High capital outlay in fixed installations beside route limitation Interference with communication lines Corrosion problems in the underground pipe work ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The resistance encountered by a train in motion is on account of Friction at the track Resistance offered by air Friction at various parts of the rolling stock All of the listed here Friction at the track Resistance offered by air Friction at various parts of the rolling stock All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For given maximum axle load tractive efforts of AC. locomotive will be Equal to that of D.C. locomotive None of the listed here Less than that of D.C. locomotive More than that of D.C. locomotive Equal to that of D.C. locomotive None of the listed here Less than that of D.C. locomotive More than that of D.C. locomotive ANSWER DOWNLOAD EXAMIANS APP
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