Electric Traction The air resistance to the movement of the train is proportional to (speed)3 1/speed speed (speed)2 (speed)3 1/speed speed (speed)2 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 100 Hz 50 Hz 60 Hz 25 Hz 100 Hz 50 Hz 60 Hz 25 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Speed-time curve of main line service differs from those of urban and suburban services on following account 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 All of the listed here It has longer free running period ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Long distance railways use which of the following? 25 kV single phase A.C. 25 kV three phase A.C. 200 V D.C. 25 kV two phase A.C. 25 kV single phase A.C. 25 kV three phase A.C. 200 V D.C. 25 kV two phase A.C. ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The friction at the track is proportional to None of the listed here Speed 1/speed 1/(speed)² None of the listed here Speed 1/speed 1/(speed)² ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The rate of acceleration on suburban or urban service is in the range 15 to 25 km phps 0.2 to 0.5 km phps 5 to 10 km phps 1.6 to 4.0 km phps 15 to 25 km phps 0.2 to 0.5 km phps 5 to 10 km phps 1.6 to 4.0 km phps ANSWER DOWNLOAD EXAMIANS APP
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