Electric Traction Vacuum is created by which of the following? Vacuum pump Ejector Any of the listed here None of the listed here Vacuum pump Ejector Any of the listed here None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The resistance encountered by a train in motion is on account of Friction at the track Friction at various parts of the rolling stock All of the listed here Resistance offered by air Friction at the track Friction at various parts of the rolling stock All of the listed here Resistance offered by air 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 Cascade control Rheostat control Combination of cascade and pole changing Pole changing Cascade control Rheostat control Combination of cascade and pole changing ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Specific energy consumption is least in _______ service. Suburban None of the listed here Main line Urban Suburban None of the listed here Main line Urban ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The speed of a locomotive is controlled by Flywheel Applying brakes Gear box Regulating steam flow to engine Flywheel Applying brakes Gear box Regulating steam flow to engine ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The specific energy consumption of a train depends on which of the following? All of the listed here Gradient Distance covered Acceleration and retardation All of the listed here Gradient Distance covered Acceleration and retardation ANSWER DOWNLOAD EXAMIANS APP
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