Electric Traction
Speed-time curve of main line service differs from those of urban and suburban services on following account

It has longer coasting period
All of the listed here
Accelerating and braking periods are comparatively smaller
It has longer free running period

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Electric Traction
Locomotive having mono-motor bogies

Has better riding qualities due to the reduction of lateral forces
Has better coefficient of adhesion
All of the listed here
Are suited both for passenger as well as freight service

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