Electric Traction The voltage used for suburban trains in D.C. system is usually 220 V 600 to 750 V 12 V 24 V 220 V 600 to 750 V 12 V 24 V ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the advantage of electric braking? It avoids wear of track Motor continues to remain loaded during braking It is instantaneous More heat is generated during braking It avoids wear of track Motor continues to remain loaded during braking It is instantaneous More heat is generated during braking ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For which of the following locomotives the maintenance requirements are the least? Diesel locomotives All of the listed here Electric locomotives Steam locomotives Diesel locomotives All of the listed here Electric locomotives Steam locomotives ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The specific energy consumption of a train depends on which of the following? All of the listed here Acceleration and retardation Gradient Distance covered All of the listed here Acceleration and retardation Gradient Distance covered ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Long distance railways use which of the following? 200 V D.C. 25 kV two phase A.C. 25 kV single phase A.C. 25 kV three phase A.C. 200 V D.C. 25 kV two phase A.C. 25 kV single phase A.C. 25 kV three phase A.C. ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The efficiency of diesel locomotives is nearly 60 to 70 percent 20 to 25 percent 45 to 55 percent 30 to 40 percent 60 to 70 percent 20 to 25 percent 45 to 55 percent 30 to 40 percent ANSWER DOWNLOAD EXAMIANS APP