Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Cascade control Pole changing Combination of cascade and pole changing Rheostat control Cascade control Pole changing Combination of cascade and pole changing Rheostat control 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 10 15 5 20 10 15 5 20 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Specific energy consumption becomes More with high train resistance All of the listed here More on steeper gradient Less if distance between stops is more More with high train resistance All of the listed here More on steeper gradient Less if distance between stops is more ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Overload capacity of diesel engines is usually restricted to 8 percent 6 percent 2 percent 4 percent 8 percent 6 percent 2 percent 4 percent ANSWER DOWNLOAD EXAMIANS APP
Electric Traction ________ have maximum unbalanced forces. Steam locomotives Diesel locomotives All of the listed here Electric locomotives Steam locomotives Diesel locomotives All of the listed here Electric locomotives ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Speed-time curve of main line service differs from those of urban and suburban services on following account It has longer free running period It has longer coasting period All of the listed here Accelerating and braking periods are comparatively smaller It has longer free running period It has longer coasting period All of the listed here Accelerating and braking periods are comparatively smaller ANSWER DOWNLOAD EXAMIANS APP
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