Answer Posted / s c budhiraja

It due to unbalace loads in the three phases.The limitof
voltage between earth and neutral is 2 volts for computers
to work properly.

Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?

3135

---

Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

1871

---

What test must you do before powering up a circuit that you have been working on?

1913

---

at what basis/standard we have to arrive the current density of aluminium/ copper in busbar?

2182

---

if you are in a software company,then why do you want to come in a core company like sail, ntpc(where lots of trouble like tension but you have a good life in a it company) ?

1965

---

why industry prefer ht motor instead of lt motor.

2185

---

How to Calculate The sag of OPGW in Transmission Line???

3176

---

hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

2373

---

Can anybody inform me about the pattern of ECIL GET( Graduate Engineers Trainee) interview for Electrical students? Will there be HR round as well? I thought of preparing for 2 to 3 subjects thoroughly. Will it be sufficient? Please share your thoughts.

2201

---

how can we design robots

2004

---

why we use 630mm single core cable for transformer secondary side and why two neutral cable

1897

---

What is Delta Connection? What is meant by Forward Delta & Reverse Delta & How Will be the Connection in Power Transformers?

2329

---

what is meant by LCR meter? where its useful ?

2108

---

what happen if drive input fail momentry at 48.5 HZ frequency?

1976

---

How you will determine the volume of oil in a particular Distribution transformer.

1925

---