Electric Traction Energy consumption in propelling the train is required for which of the following? Work against the resistance to motion Acceleration Work against gravity while moving up the gradient All of the listed here Work against the resistance to motion Acceleration Work against gravity while moving up the gradient All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The speed of a superfast train is 100 kmph More than 100 kmph 75 kmph 60 kmph 100 kmph More than 100 kmph 75 kmph 60 kmph ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the disadvantage of electric traction over other systems of traction? High capital outlay in fixed installations beside route limitation Corrosion problems in the underground pipe work Interference with communication lines Short time power failure interrupts traffic for hours High capital outlay in fixed installations beside route limitation Corrosion problems in the underground pipe work Interference with communication lines Short time power failure interrupts traffic for hours ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In a steam locomotive electric power is provided through Overhead wire Battery system Small turbo-generator Diesel engine generator Overhead wire Battery system Small turbo-generator Diesel engine generator ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion is All of the listed here Low in case of D.C. traction than in the case of AC. traction High in case of D.C. traction than in the case of AC. traction Equal in both AC. and D.C. traction All of the listed here Low in case of D.C. traction than in the case of AC. traction High in case of D.C. traction than in the case of AC. traction Equal in both AC. and D.C. traction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Tap changing control of transformer Series parallel operation of motors All of the listed here Reduced current method Tap changing control of transformer Series parallel operation of motors All of the listed here Reduced current method ANSWER DOWNLOAD EXAMIANS APP
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