Answer / k.prakashchandra

Fill the earth pit with dry saw dust with bottom resting on
an insulated block

Answer / sanjay d. dabli

Look this is tricky question because earth has resistance from 0 ohms to 10 ohms.This means if we make earth pit we get resistance between 0 to 10 ohms. We can get 1000 ohms resistance between two earth pit by providing 1000 ohm resistance between them.

Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

0 Answers  

---

at present how many EHVAC lines are there in India?

8 Answers   HCL, L&T,

---

plz tell me the potential difference between phase and netrul

2 Answers   CGL,

---

Uses of induction motor

6 Answers   NTPC,

---

We have Diesel generator of 200KW but load connected to it only 100KW. Pl. brief me about fuel consumption.

4 Answers   ARDE,

---

What is the difference between isolators and electrical circuit breakers?

0 Answers  

---

Off-circuit Tap changers in distribution transformer required

1 Answers  

---

why we don't use air circuit breaker on H T line in place of vacuum circuit breaker ?

2 Answers   Jindal,

---

what is vector diagram in three phase transformer

1 Answers  

---

whats the existence of reactive power and when it arises?

0 Answers   IIT,

---

what is smart grid? why we use it? explain in detals bcoz i want give presentatin from it....

0 Answers  

---

how to copy from plc ge fanuc versamax series,all input and output, adress, and printout.

0 Answers   ASM,

---