Electric Traction Overhead lines for power supply to tram cars are at a minimum height of 10 m 15 m 3 m 6 m 10 m 15 m 3 m 6 m ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The braking retardation is usually in the range 3 to 5 km phps 5 to 8 km phps 15 to 30 km phps 0.15 to 0.30 km phps 3 to 5 km phps 5 to 8 km phps 15 to 30 km phps 0.15 to 0.30 km phps ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The pulsating torque exerted by steam locomotives causes which of the following? All of the listed here Jolting and skidding Pitching Hammer blow All of the listed here Jolting and skidding Pitching Hammer blow ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Rheostat control Combination of cascade and pole changing Cascade control Pole changing Rheostat control Combination of cascade and pole changing Cascade control Pole changing ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Battery operated trucks are used in Power stations Factories for material transportation Narrow gauge traction Steel mills Power stations Factories for material transportation Narrow gauge traction Steel mills 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
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