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 advantage of electric braking? Motor continues to remain loaded during braking More heat is generated during braking It is instantaneous It avoids wear of track Motor continues to remain loaded during braking More heat is generated during braking It is instantaneous It avoids wear of track ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Specific energy consumption is affected by which of the following factors? Distance between stops All of the listed here Gradient Retardation and acceleration values Distance between stops All of the listed here Gradient Retardation and acceleration values ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Reduced current method All of the listed here Series parallel operation of motors Tap changing control of transformer Reduced current method All of the listed here Series parallel operation of motors Tap changing control of transformer ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For given maximum axle load tractive efforts of AC. locomotive will be 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 More than that of D.C. locomotive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Specific energy consumption becomes More on steeper gradient Less if distance between stops is more More with high train resistance All of the listed here More on steeper gradient Less if distance between stops is more More with high train resistance All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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