Answer Posted / rvg.msceb

The earthing resistance indicates the easiness of providing
a path. It should be as low as possible. Different
countries having standard values. In india, for commertial
applications its <1 ohm, and for railway its< 0.5 ohm.
for air craft and ships temp. earthing <10 ohm.etc.

Why you want to join non technical field when you are an engineer?

6764

---

what is effect of length of air gap on performance of dc motor and generator?

1897

---

specify the inbuilt protections in DG

2076

---

How to know any size of cable if there are not written on cable? Answer must be theurical not by experience.

2142

---

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

1964

---

How Load Factor, Demand Factor, Diversity Factor etc best applied in designing an electrical circuit? Is it allowed to consider these factors in each and every panel in an electrical distribution system? Can any body suggest a good book for reference?

2907

---

State any two nuclear power stations in India, with their generating capacity.

1913

---

What is the actual calculation for transformer short circuit test?.

2480

---

Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.

2650

---

hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics

1957

---

What is domestic transformer? Draw the connection of domestic transformer.

2327

---

i am gng to visa interview this july i have 4 backlogs gre 1010,toefl 75,pls give me the tips pls pls

2161

---

Why negative feedback is preferred in the control system?

1272

---

What is boucholz relay and the significance of it in to the trformer?

1157

---

What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

1925

---