Electric Traction Methods can bring the locomotive to dead stop. Rheostat braking Plugging braking Regenerative braking None of the listed here Rheostat braking Plugging braking Regenerative braking None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Overhead lines for power supply to tram cars are at a minimum height of 6 m 3 m 15 m 10 m 6 m 3 m 15 m 10 m ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For given maximum axle load tractive efforts of AC. locomotive will be More than that of D.C. locomotive None of the listed here Equal to that of D.C. locomotive Less than that of D.C. locomotive More than that of D.C. locomotive None of the listed here Equal to that of D.C. locomotive Less than that of D.C. locomotive 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 Combination of cascade and pole changing Cascade control Rheostat control Pole changing Combination of cascade and pole changing Cascade control Rheostat control ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Automatic signalling is used for which of the following trains ? Mail and express trains Superfast trains All of the listed here Suburban and Urban electric trains Mail and express trains Superfast trains All of the listed here Suburban and Urban electric trains ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Long distance railways use which of the following? 25 kV single phase A.C. 200 V D.C. 25 kV two phase A.C. 25 kV three phase A.C. 25 kV single phase A.C. 200 V D.C. 25 kV two phase A.C. 25 kV three phase A.C. ANSWER DOWNLOAD EXAMIANS APP
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