Electric Traction For 25 kV single phase system power supply frequency is 25 Hz 50 Hz 100 Hz 60 Hz 25 Hz 50 Hz 100 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The air resistance to the movement of the train is proportional to speed (speed)3 1/speed (speed)2 speed (speed)3 1/speed (speed)2 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction An ideal traction system should have All of the listed here High starting tractive effort Easy speed control Equipment capable of withstanding large temporary loads All of the listed here High starting tractive effort Easy speed control Equipment capable of withstanding large temporary loads ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Vacuum is created by which of the following? Any of the listed here Vacuum pump None of the listed here Ejector Any of the listed here Vacuum pump None of the listed here Ejector ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The pulsating torque exerted by steam locomotives causes which of the following? Hammer blow All of the listed here Pitching Jolting and skidding Hammer blow All of the listed here Pitching Jolting and skidding 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 Accelerating and braking periods are comparatively smaller It has longer free running period It has longer coasting period All of the listed here Accelerating and braking periods are comparatively smaller It has longer free running period It has longer coasting period ANSWER DOWNLOAD EXAMIANS APP
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