Electric Traction For which of the following locomotives the maintenance requirements are the least? Steam locomotives All of the listed here Electric locomotives Diesel locomotives Steam locomotives All of the listed here Electric locomotives Diesel locomotives ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Speed-time curve of main line service differs from those of urban and suburban services on following account It has longer coasting period It has longer free running period All of the listed here Accelerating and braking periods are comparatively smaller It has longer coasting period It has longer free running period All of the listed here Accelerating and braking periods are comparatively smaller ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following happens in Kando system? Three phase A.C. is converted into D.C. Single phase A.C. is converted into D.C. None of the listed here Single phase supply is converted into three phase system Three phase A.C. is converted into D.C. Single phase A.C. is converted into D.C. None of the listed here Single phase supply is converted into three phase system ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Methods can bring the locomotive to dead stop. Plugging braking None of the listed here Rheostat braking Regenerative braking Plugging braking None of the listed here Rheostat braking Regenerative braking ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The normal value of adhesion friction is 0.25 0.50 0.30 0.35 0.25 0.50 0.30 0.35 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Series parallel operation of motors Tap changing control of transformer Reduced current method All of the listed here Series parallel operation of motors Tap changing control of transformer Reduced current method All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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