Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Dew on rails Both Dew on rails and Oil on the rails Oil on the rails Sand on rails Dew on rails Both Dew on rails and Oil on the rails Oil on the rails Sand on rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 50 Hz 25 Hz 100 Hz 60 Hz 50 Hz 25 Hz 100 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In main line service as compared to urban and suburban service All of the listed here Distance between the stops is more Acceleration and retardation rates are low Maximum speed reached is high All of the listed here Distance between the stops is more Acceleration and retardation rates are low Maximum speed reached is high ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The friction at the track is proportional to Speed 1/speed None of the listed here 1/(speed)² Speed 1/speed None of the listed here 1/(speed)² ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In India diesel locomotives are manufactured at Varanasi Jamalpur Bangalore Ajmer Varanasi Jamalpur Bangalore Ajmer ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following braking systems on the locomotives is costly? Vacuum braking on diesel locomotives Regenerative braking on electric locomotives Vacuum braking on steam locomotives All braking systems are equally costly Vacuum braking on diesel locomotives Regenerative braking on electric locomotives Vacuum braking on steam locomotives All braking systems are equally costly ANSWER DOWNLOAD EXAMIANS APP
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