Electric Traction The efficiency of diesel locomotives is nearly 60 to 70 percent 45 to 55 percent 30 to 40 percent 20 to 25 percent 60 to 70 percent 45 to 55 percent 30 to 40 percent 20 to 25 percent ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Facilitate in taking turns Facilitate braking Reduce friction Increase friction Facilitate in taking turns Facilitate braking Reduce friction Increase friction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is an advantage of electric traction over other methods of traction? Faster acceleration All of the listed here No pollution problems Better braking action Faster acceleration All of the listed here No pollution problems Better braking action ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The pulsating torque exerted by steam locomotives causes which of the following? Jolting and skidding Pitching Hammer blow All of the listed here Jolting and skidding Pitching Hammer blow All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 25 Hz 60 Hz 50 Hz 100 Hz 25 Hz 60 Hz 50 Hz 100 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The resistance encountered by a train in motion is on account of Friction at various parts of the rolling stock Resistance offered by air All of the listed here Friction at the track Friction at various parts of the rolling stock Resistance offered by air All of the listed here Friction at the track ANSWER DOWNLOAD EXAMIANS APP
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