Electric Traction The return circuit for tram cars is through A. Neutral wire Cables Rails Common earthing Neutral wire Cables Rails Common earthing Neutral wire ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Battery operated trucks are used in Factories for material transportation Steel mills Power stations Narrow gauge traction Factories for material transportation Steel mills Power stations Narrow gauge traction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In case of steam engines the steam pressure is 5 to 8 kgf/cm² 1 to 4 kgf/cm² 10 to 15 kgf/cm² 25 to 35 kgf/cm² 5 to 8 kgf/cm² 1 to 4 kgf/cm² 10 to 15 kgf/cm² 25 to 35 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Speed-time curve of main line service differs from those of urban and suburban services on following account All of the listed here It has longer coasting period Accelerating and braking periods are comparatively smaller It has longer free running period All of the listed here It has longer coasting period Accelerating and braking periods are comparatively smaller It has longer free running period ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The voltage used for suburban trains in D.C. system is usually 600 to 750 V 12 V 24 V 220 V 600 to 750 V 12 V 24 V 220 V 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 Combination of cascade and pole changing Rheostat control Pole changing Cascade control Combination of cascade and pole changing Rheostat control Pole changing ANSWER DOWNLOAD EXAMIANS APP