Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Facilitate braking Increase friction Facilitate in taking turns Reduce friction Facilitate braking Increase friction Facilitate in taking turns Reduce friction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The resistance encountered by a train in motion is on account of Resistance offered by air All of the listed here Friction at various parts of the rolling stock Friction at the track Resistance offered by air All of the listed here Friction at various parts of the rolling stock Friction at the track ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For given maximum axle load tractive efforts of AC. locomotive will be 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 Equal to that of D.C. locomotive ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Long distance railways use which of the following? 200 V D.C. 25 kV three phase A.C. 25 kV single phase A.C. 25 kV two phase A.C. 200 V D.C. 25 kV three phase A.C. 25 kV single phase A.C. 25 kV two phase A.C. ANSWER DOWNLOAD EXAMIANS APP
Electric Traction _______ was the first city in India to adopt electric traction. Calcutta (kolkata) Delhi Bombay (Mumbai) Madras (Chennai) Calcutta (kolkata) Delhi Bombay (Mumbai) Madras (Chennai) ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? All of the listed here Tap changing control of transformer Reduced current method Series parallel operation of motors All of the listed here Tap changing control of transformer Reduced current method Series parallel operation of motors ANSWER DOWNLOAD EXAMIANS APP
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