Answer / pratheesh

Soil resistance varies in different layers of the soil. It
is always less in the outer portion of the earth. And as
the depth increases, we get very low resistance.
In vertical positioning, earth plate gets more contact with
different layers of the soil thats y we get very low
resistance in that particulat earth system.

Answer / jamal_bsp

Plate earthing is better laid in vertical position since
it will require less excavation .However horozental
position will also suffice the purpose.

How to calculate cable size in HT AND LT

0 Answers   Apollo, JSKE,

---

what is the purpose of battery tap voltage.

3 Answers   ABB, Crompton Greaves,

---

Is a DC Transformer Possible? if Yes, Then Why, if not Then Why?

9 Answers  

---

The exciting current of a transformer is non sinusoidal. why?

2 Answers  

---

1. what is usage for power factor in industries?? 2.why we need to monitor power factor??

4 Answers   Havells,

---

What is the feedback in the control system?

0 Answers  

---

What is the control action?

0 Answers  

---

what are the causes for strip heater failure ?

1 Answers  

---

what the is the distance between 110kv termination point and the ground. how to calculate

1 Answers  

---

There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.

0 Answers   GMR,

---

KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason

4 Answers   Suzlon,

---

160 kw motor running use 2R* 150 SQ mm cable

0 Answers   ID,

---