Electric Traction The friction at the track is proportional to 1/speed 1/(speed)² Speed None of the listed here 1/speed 1/(speed)² Speed None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Speed-time curve of main line service differs from those of urban and suburban services on following account All of the listed here It has longer free running period Accelerating and braking periods are comparatively smaller It has longer coasting period All of the listed here It has longer free running period Accelerating and braking periods are comparatively smaller It has longer coasting period ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is an advantage of electric traction over other methods of traction? All of the listed here No pollution problems Better braking action Faster acceleration All of the listed here No pollution problems Better braking action Faster acceleration ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following happens in Kando system? Single phase supply is converted into three phase system Single phase A.C. is converted into D.C. Three phase A.C. is converted into D.C. None of the listed here Single phase supply is converted into three phase system Single phase A.C. is converted into D.C. Three phase A.C. is converted into D.C. None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The efficiency of diesel locomotives is nearly 30 to 40 percent 20 to 25 percent 60 to 70 percent 45 to 55 percent 30 to 40 percent 20 to 25 percent 60 to 70 percent 45 to 55 percent ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Vacuum is created by which of the following? Vacuum pump Ejector None of the listed here Any of the listed here Vacuum pump Ejector None of the listed here Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
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