Electric Traction
Power for lighting in passenger coach, in a long distance electric train, is provided

Through locomotive
Through rails
Directly through overhead electric line
Through individual generator of bogie and batteries

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Electric Traction
Coefficient of adhesion is

Low 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
High in case of D.C. traction than in the case of AC. traction

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