in india are trains run by DC or AC? if DC , from where it receives negati

in india are trains run by DC or AC? if DC ,

from where it receives negative potential? because
pentograph receives singe potential only?

Question Posted / ilamuruganthennavan

2 Answers
5312 Views
GATE, PSU, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

in india are trains run by DC or AC? if DC , from where it receives negative potential? becaus..

Answer / sudhansu

train gets negative potential from the track line.

Is This Answer Correct ?

14 Yes

0 No

in india are trains run by DC or AC? if DC , from where it receives negative potential? becaus..

Answer / sasi karthick a

Train receives 25kV Ac line only. Inside rectifier convert
ac to dc.

Is This Answer Correct ?

2 Yes

3 No

Post New Answer

More Electrical Engineering Interview Questions

what is the formulae for selcting capacitor bank to increas pf

3 Answers

what is corona effect?

39 Answers ABB, Genco, Wipro,

what is power factor for any engineering equipment?? what should be its value?

3 Answers ETA,

can any one help me out by posting something related to rvnl interview for site engineer electrical.? what is the procedure? what kinda question they ask us? how long the interview goes? and any tips? and any thing you want to share?

0 Answers

how to introduce yourself

0 Answers

How can I communicate with an Areva MiCOM P121 relay by RS485 port? In other word, which command can I send and what information can I have recieved? please send some refrences, please. thanks

3 Answers

orifice sizing how done, checking & selection

0 Answers

What are the different pre-commissioning tests that are performed on the distribution transformer, power cable and switchgear (11kv)?

1 Answers Hitech, Reliance,

750kva 11/415kv transformer having percentage impedence is5.64%. 11KV HV whose current 39.37A and 415V LV whose current 1043.43A.resistance is 2.5ohm. find no load loss and full load loss?

2 Answers

What is Meant by Load factor in Power plant?

2 Answers ABB, Electrical,

We have two Al.busbars each of size 125mm*10 mm connected in parallel.To increase the current rating ,can we connect third busbar of size 100mm*10mm in parallel to existing two busbars?In my opinion ,if we connect busbars of different sizes in parallel,then the busbar of lowest size will take much current.So this type of paralleling should be avoided .Am I correct?

1 Answers PDP Steel,

what is difference between 5A and 100A CT constructional wise and operation?

1 Answers

For more Electrical Engineering Interview Questions Click Here