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 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 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In case of a steam engine an average coal consumption per km is nearly 28 to 30 kg 150 to 175 kg 60 to 80 kg 100 to 120 kg 28 to 30 kg 150 to 175 kg 60 to 80 kg 100 to 120 kg ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Energy consumption in propelling the train is required for which of the following? Work against the resistance to motion Work against gravity while moving up the gradient Acceleration All of the listed here Work against the resistance to motion Work against gravity while moving up the gradient Acceleration All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For which of the following locomotives the maintenance requirements are the least? Steam locomotives Diesel locomotives Electric locomotives All of the listed here Steam locomotives Diesel locomotives Electric locomotives All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following state capitals is not on broad gauge track ? Chandigarh Bhopal Jaipur Lucknow Chandigarh Bhopal Jaipur Lucknow ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Quadrilateral speed-time curve pertains to which of the following services? Main line service Suburban service Urban service Urban and suburban service Main line service Suburban service Urban service Urban and suburban service ANSWER DOWNLOAD EXAMIANS APP
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