Answer / saurabh rathod

from the standard formula
I=¿ X L/a
Where, ¿=constant of conductor(copper,alu,silver,gold,etc.)
L=length of cable
a=cross section area of cable
I=current

Answer / maganti hari krisha

from stndrds 10AMPS=1 SQMM for cooper
2APS=1SQMM for aluminium

Answer / waqas

2amps = 1 sq mm for all types of cables

what is the Earth Voltages in Power Plants, Sub-stations, Industries, Residential & Commercial Buildings.

0 Answers   Power Grid,

---

why dc source used for HV breakers and Relays operation?

2 Answers   Cethar,

---

what is the principle of operation of tungstun bulb ??

0 Answers  

---

What is Biased Generator Differential Relay?

2 Answers  

---

what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.

0 Answers  

---

For single phase(phase to neutral) having potential difference 230.in three phase(phase to phase)we have 440V HOW...?

1 Answers  

---

Three way plug point is there ,in that plug why we need earth pin is bigger than compare with phase and nutral pins?

7 Answers   IIT,

---

What do you meant by soft start?

1 Answers  

---

WHY WE USE CABLE JUNCTION AFTER BETWEEN TANSMISSION LINE AND TRANSFORMER

1 Answers   L&T,

---

wat is the importance of reactive power in power generation.....if it is zero means wat will happen to system........

22 Answers   Bhel, Jindal,

---

Define load factor?

0 Answers  

---

What is the type of earth fault protection used in battery? explain.

0 Answers   PSEB,

---