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
- 8469 Views
- I also Faced
- E-Mail Answers
Answer Posted / ghanshyam singh
it is right that the track itself acts as the return path for the current.
now what happen when u touch the railway track is "let me remind u that current always follows the path having minimum resistance" and the resistance of ur body will always b > the track
so u did't feel the shock.
ok
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.
If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?
for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv
what is the difference between Central Battery System and UPS in applications and uses? and why UPS suitable for Computers and central battery for emergency lighting?
What is the dc grounding system and what is diff between AC/DC grounding system?
what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:
kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased
In a flange coupling, the flange bolts are designed for
What is Harmonics how it is produced and what is the method to control the same
what is the differencce inn series and cascade connection??
What is the formula to calculate the size of Aluminium and copper cable?
How shall i select the value of capacitor or inductor in a system?
What is cut-off rate?
What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.
What is difference between mcb and mccb.
