Electric Traction The horsepower of steam locomotives is 500 to 1000 1500 to 2000 Up to 1500 2500 to 3000 500 to 1000 1500 to 2000 Up to 1500 2500 to 3000 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? All of the listed here Tap changing control of transformer Reduced current method Series parallel operation of motors All of the listed here Tap changing control of transformer Reduced current method Series parallel operation of motors ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Cascade control Rheostat control Combination of cascade and pole changing Pole changing Cascade control Rheostat control Combination of cascade and pole changing Pole changing ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following drives is suitable for mines where explosive gas exists? All of the listed here Diesel engine Battery locomotive Steam engine All of the listed here Diesel engine Battery locomotive Steam engine ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Locomotives with monometer bogies have Uneven distribution of tractive effect Lot of skidding Suitability for passenger as well as freight service Low coefficient of adhesion Uneven distribution of tractive effect Lot of skidding Suitability for passenger as well as freight service Low coefficient of adhesion ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Overload capacity of diesel engines is usually restricted to 6 percent 2 percent 4 percent 8 percent 6 percent 2 percent 4 percent 8 percent ANSWER DOWNLOAD EXAMIANS APP
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