Electric Traction Overhead lines for power supply to tram cars are at a minimum height of 3 m 10 m 6 m 15 m 3 m 10 m 6 m 15 m ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Sand on rails Both Dew on rails and Oil on the rails Oil on the rails Dew on rails Sand on rails Both Dew on rails and Oil on the rails Oil on the rails Dew on rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Pole changing Combination of cascade and pole changing Cascade control Rheostat control Pole changing Combination of cascade and pole changing Cascade control Rheostat control ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The pulsating torque exerted by steam locomotives causes which of the following? Jolting and skidding Pitching All of the listed here Hammer blow Jolting and skidding Pitching All of the listed here Hammer blow ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The rate of acceleration on sub-urban or urban services is restricted by the consideration of Passenger Discomfort Engine power Track size Track curves Passenger Discomfort Engine power Track size Track curves ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The number of passenger coaches that can be attached to a diesel engine locomotive on broad gauge is usually restricted to 20 15 5 10 20 15 5 10 ANSWER DOWNLOAD EXAMIANS APP
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