Electric Traction Watt-hours per tonne km is usually the specific energy consumption for suburban services. 100-150 150-200 120-150 50 - 75 100-150 150-200 120-150 50 - 75 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Methods can bring the locomotive to dead stop. None of the listed here Rheostat braking Regenerative braking Plugging braking None of the listed here Rheostat braking Regenerative braking Plugging braking ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the voltage for single phase A.C. system? 11 kV 220 V 220 v 5 kV 11 kV 220 V 220 v 5 kV ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The rate of acceleration on suburban or urban service is in the range 5 to 10 km phps 15 to 25 km phps 0.2 to 0.5 km phps 1.6 to 4.0 km phps 5 to 10 km phps 15 to 25 km phps 0.2 to 0.5 km phps 1.6 to 4.0 km phps ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the disadvantage of electric traction over other systems of traction? Interference with communication lines High capital outlay in fixed installations beside route limitation Short time power failure interrupts traffic for hours Corrosion problems in the underground pipe work Interference with communication lines High capital outlay in fixed installations beside route limitation Short time power failure interrupts traffic for hours Corrosion problems in the underground pipe work ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Tap changing control of transformer All of the listed here Series parallel operation of motors Reduced current method Tap changing control of transformer All of the listed here Series parallel operation of motors Reduced current method ANSWER DOWNLOAD EXAMIANS APP
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