Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Facilitate in taking turns Facilitate braking Increase friction Reduce friction Facilitate in taking turns Facilitate braking Increase friction Reduce friction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following happens in Kando system? Three phase A.C. is converted into D.C. None of the listed here Single phase supply is converted into three phase system Single phase A.C. is converted into D.C. Three phase A.C. is converted into D.C. None of the listed here Single phase supply is converted into three phase system Single phase A.C. is converted into D.C. ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is an advantage of electric traction over other methods of traction? Faster acceleration No pollution problems Better braking action All of the listed here Faster acceleration No pollution problems Better braking action All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Series parallel operation of motors Reduced current method All of the listed here Tap changing control of transformer Series parallel operation of motors Reduced current method All of the listed here Tap changing control of transformer ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Long distance railways use which of the following? 25 kV two phase A.C. 200 V D.C. 25 kV single phase A.C. 25 kV three phase A.C. 25 kV two phase A.C. 200 V D.C. 25 kV single phase A.C. 25 kV three phase A.C. ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Specific energy consumption is least in _______ service. None of the listed here Suburban Main line Urban None of the listed here Suburban Main line Urban ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS