in trains i have seen the terminal which is connected at
the top of the train is positive .where is negative ?
track? i dont think so
- 9 Answers
- 8473 Views
- I also Faced
- E-Mail Answers
Answer Posted / manesh.k
Actually,it is good to refer it as Phase & neutral
itself,since,as per Indian railways we use 25kV,1 phase ac
system.The terminal at top ie called panthograph takes power
in to loco and track acts as neutral
| Is This Answer Correct ? | 7 Yes | 0 No |
Post New Answer View All Answers
block diagram of 2 ups system connected in hot stand by mode?
How do you select the pickup value of the relay?
(1)The demand for electricity , the amount of renewable generation available, the amount of fossil fuel generation available and the cost of the fossil fuel generation are shown in table below period(hrs) demand(MW) renewable (MW) fossil- fuel(MW) cost of fossil fuel(MW) 00.00 - 01.00 2000 1800 2000 30 01.00 - 02.00 2300 2500 2000 30 02.00 - 03.00 2500 2700 2100 45 03.00 - 04.00 2900 3100 2100 50 04.00 - 05.00 2700 2600 2500 45 05.00 - 06.00 2400 2000 2700 50 06.00 - 07.00 2200 1800 2000 36 07.00 - 08.00 2100 1600 2000 36 Assuming that the renewable generation incurs zero cost, determine an optimal generation schedule(specifying the amount of renewable generation and fossil fuel generation used in each period, the cost for each period and the overall cost for 8 hours.)
State thevenin’s theorem?
Why do we require transformer with less specific weight if supply frequency is increased?
what mean by analog ,digital,numerical meters and relays? say the example?
If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?
I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF
Define non-touching loop.
I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR
what happen if drive input fail momentry at 48.5 HZ frequency?
application s to shunt coil
What is the safety of UPS?
what is the function of bearing in dc mchine" and where it is placed
advantage and disadvantage of team work?
