why ac supply neutral should earth not in dc (-)

why ac supply neutral
should earth not in dc (-)

Question Posted / guest

2 Answers
6668 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

why ac supply neutral should earth not in dc (-)..

Answer / subra

DC system also earthed,
In Tele communication equipments are working in 48V dc system
In this DC system positve is directly Grouded( earthed )
Normally this system is called -48v DC system

Is This Answer Correct ?

1 Yes

0 No

why ac supply neutral should earth not in dc (-)..

Answer / ramprasad

DC has no Leakage current but AC has because there are 3
phases in AC and one common neutral points in AC star
connection

Is This Answer Correct ?

4 Yes

6 No

Post New Answer

More Electrical Engineering Interview Questions

a room heater is connected in serise with a 100w bulb.if the 100w bulb is replaced by a 40w bulb then the output of the heater is increase/decrease/remain same?

9 Answers College School Exams Tests,

when we put inducter in neuteral grounding of genrator.

3 Answers

how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

0 Answers

what work will do diffrential realay DG set

0 Answers IG Petrochemicals Ltd,

why phase always came one direction in 5pin socket(right hand or left hand) which direction and why..........?

4 Answers Alstom, L&T,

which theorem is used to analyse fault a)thevinin b)Norton c)Superposition d)jordan

1 Answers FFC, NTS,

what is broken conductor indication