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 Corrosion problems in the underground pipe work Short time power failure interrupts traffic for hours Interference with communication lines High capital outlay in fixed installations beside route limitation Corrosion problems in the underground pipe work Short time power failure interrupts traffic for hours ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion is Low in case of D.C. traction than in the case of AC. traction High in case of D.C. traction than in the case of AC. traction Equal in both AC. and D.C. traction All of the listed here Low in case of D.C. traction than in the case of AC. traction High in case of D.C. traction than in the case of AC. traction Equal in both AC. and D.C. traction All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In tram ways which of the following motors is used? D.C. shunt motor AC. single phase capacitor start motor D.C. series motor A.C. three phase motor D.C. shunt motor AC. single phase capacitor start motor D.C. series motor A.C. three phase motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following braking systems is used on steam locomotives? Hydraulic system Pneumatic system Vacuum system None of the listed here Hydraulic system Pneumatic system Vacuum system None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The braking retardation is usually in the range 15 to 30 km phps 5 to 8 km phps 0.15 to 0.30 km phps 3 to 5 km phps 15 to 30 km phps 5 to 8 km phps 0.15 to 0.30 km phps 3 to 5 km phps ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The specific energy consumption of a train depends on which of the following? Acceleration and retardation Distance covered Gradient All of the listed here Acceleration and retardation Distance covered Gradient All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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