Is earthing done for AC or DC or both?
Answers were Sorted based on User's Feedback
for ac only guys..........dc has its own returning path
(called -ve terminal) it cant flow through earth untill
unless -ve terminal of dc source is earthed.
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / swarnansu
earthing is done only for ac and in case of dc it have its
own returning,as one of my friend have already answered.
another point is, in HVDC transmission earth can be used as
one of the conductor to reduce the amount of conductor
used.since,there is no interference effect in HVDC system.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / rishikesh borse
Earthing is done only for AC
DC has it own path of returning
| Is This Answer Correct ? | 0 Yes | 0 No |
what is cascade speed control device?and how this device control the speed of motors?
How to justify this statement ??? "Capacitors in series provide less capacitance but higher voltage breakdown rating for the combination"
why sielent pole is used only in hydro generators and not in turbo generators
what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?
Is the inductance parameter of transmission line affected by taking the earth into consideration?is the same true for capacitance? Justify the answer.
How to know the following data of synchronous generator 1. D-Axis Unsaturated Reactance 2. D-Axis Unsaturated Transient Reactance 3. D-Axis Unsaturated Sub - Transient Reactance
how to select electrical equipment such as fuse,dg,transformer,motor,msb,wire,cable as per the connecting load..please mention any books to design,take licence
0 Answers Gujarat Electricity Board,
while we select CT, why the CT ratio is divided by 5?? ex:250/5,15VA,CLASS-1 CT.Why it is divided by 5??Help me please
How many types are using in 220kv/400 kv swith yard
what is XLPE cable?
WHAT IS VFD,FUNCTION, PURPOSE,
WHY WE CAN GENERATE POWER IN 3PHASE MODE ONLY NOT IN 4 OR 5 PHASE?
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)