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Electric Traction
For 25 kV single phase system power supply frequency is
60 Hz
25 Hz
100 Hz
50 Hz
60 Hz
25 Hz
100 Hz
50 Hz
Answer
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Related Question
Electric Traction
________ have maximum unbalanced forces.
Diesel locomotives
All of the listed here
Electric locomotives
Steam locomotives
Diesel locomotives
All of the listed here
Electric locomotives
Steam locomotives
Answer
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Electric Traction
The rate of acceleration on sub-urban or urban services is restricted by the consideration of
Track curves
Track size
Passenger Discomfort
Engine power
Track curves
Track size
Passenger Discomfort
Engine power
Answer
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Electric Traction
Which of the following is an advantage of electric traction over other methods of traction?
All of the listed here
Better braking action
Faster acceleration
No pollution problems
All of the listed here
Better braking action
Faster acceleration
No pollution problems
Answer
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Electric Traction
Vacuum is created by which of the following?
None of the listed here
Ejector
Any of the listed here
Vacuum pump
None of the listed here
Ejector
Any of the listed here
Vacuum pump
Answer
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Electric Traction
The speed of a locomotive is controlled by
Regulating steam flow to engine
Applying brakes
Flywheel
Gear box
Regulating steam flow to engine
Applying brakes
Flywheel
Gear box
Answer
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