Answer / dhanilunni

the coffee colour may be easily noted
and we can see the moisture or dust content in the insulator
very easily than other colours

Answer / harekrushna

because u see the fault is easily mark

Answer / madhan

this answer may be funny,but its true.
with the blue background of sky,the brown color will not
disturb the human mind,its a physcological one.

Answer / arpan

to minimise the rate of heat transfer

We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.

0 Answers   SK Engineering,

---

what is alluminium arm in ab conductors

0 Answers  

---

what difference beetwin phase voltage & line voltage and phase current& line current ?

1 Answers  

---

Why Indian Electricity frequency desined 50 Cycles as developed countrys are using high frequency with low voltage

1 Answers  

---

why we ht line cable size small rather than lt cable.

4 Answers   Aster Teleservices,

---

---

how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

0 Answers   Hindustan Unilever Limited,

---

Which one is correct mVA or MVA. Whether both the units are same for the transformer

10 Answers   Areva,

---

what is the resultant phase shift in a 3 phase power system including neutral if on or more phases gets grounded or short circuited. kindly explain in detail for the reasons...

1 Answers   Enercon,

---

wha tis the ac motor used for traction system

4 Answers  

---

What is the safety protection? Name the protections of Transformer?

1 Answers   HSL,

---

in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

0 Answers  

---

what are the specifications for Dc cables of higher rating

1 Answers   Reliance,

---