Electric Traction For 25 kV single phase system power supply frequency is 50 Hz 25 Hz 60 Hz 100 Hz 50 Hz 25 Hz 60 Hz 100 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The resistance encountered by a train in motion is on account of Friction at the track All of the listed here Resistance offered by air Friction at various parts of the rolling stock Friction at the track All of the listed here Resistance offered by air Friction at various parts of the rolling stock ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Due to which of the following coefficient of adhesion improves? All of the listed here Rust on the rails Sand on the rails Dust on the rails All of the listed here Rust on the rails Sand on the rails Dust on the rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following happens in Kando system? Single phase A.C. is converted into D.C. Three phase A.C. is converted into D.C. Single phase supply is converted into three phase system None of the listed here Single phase A.C. is converted into D.C. Three phase A.C. is converted into D.C. Single phase supply is converted into three phase system None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Facilitate braking Facilitate in taking turns Reduce friction Increase friction Facilitate braking Facilitate in taking turns Reduce friction Increase friction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Locomotives with monometer bogies have Low coefficient of adhesion Suitability for passenger as well as freight service Lot of skidding Uneven distribution of tractive effect Low coefficient of adhesion Suitability for passenger as well as freight service Lot of skidding Uneven distribution of tractive effect ANSWER DOWNLOAD EXAMIANS APP
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