Electric Traction Tractive effort is required to Overcome friction, windage and curve resistance Accelerate the train mass Overcome the gravity component of train mass All of the listed here Overcome friction, windage and curve resistance Accelerate the train mass Overcome the gravity component of train mass All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Sand on rails Both Dew on rails and Oil on the rails Oil on the rails Dew on rails Sand on rails Both Dew on rails and Oil on the rails Oil on the rails Dew on rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the voltage for single phase A.C. system? 220 v 5 kV 11 kV 220 V 220 v 5 kV 11 kV 220 V ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is an advantage of electric traction over other methods of traction? No pollution problems All of the listed here Better braking action Faster acceleration No pollution problems All of the listed here Better braking action Faster acceleration ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Energy consumption in propelling the train is required for which of the following? Acceleration Work against gravity while moving up the gradient Work against the resistance to motion All of the listed here Acceleration Work against gravity while moving up the gradient Work against the resistance to motion All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The normal value of adhesion friction is 0.25 0.35 0.30 0.50 0.25 0.35 0.30 0.50 ANSWER DOWNLOAD EXAMIANS APP
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