Answer / dayanand m panchal

There is two causes choose the ROB
1)Each colour has different wave length. 
2)According to the iso 1956 they are dined these colour.

Answer / deepak kumar singh

INDIAN STANDEOR ISO CHOOSEN COLORS RYB.

what is the difference between Resin Cast CT and Oil cooled CT?

1 Answers  

---

Hai I have 2500KVA,Transformer,13.8KV/380.DELTA/STAR.How much load that I can take interms of current?How can I calculate also when I have loads in KW?

10 Answers   L&T,

---

What the main causes of transient interruptions on Over-Head Distribution Lines?

0 Answers   Orion Laboratories,

---

how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec.

1 Answers   Bhel, Indorama, Power Grid,

---

what is daiod

4 Answers  

---

---

is it true there's a big difference in using Cummins or Denyo...especially power output or leakage

0 Answers  

---

give me a clear defination of inductance,and how can u calculate inductance of a motor

0 Answers  

---

Two alternators say 1 & 2 are poised to parallel operation. But at the time of paralleing alternator 2 gets out of the system by tripping Earth fault relay. Please send me reply why this is happening?

2 Answers  

---

What is the relation between the Peripheral speed(N) , no.of poles(P) and diameter(D) of a cylindrical rotor alternator ?

5 Answers   NTPC,

---

Explain about Leakage Test.

0 Answers  

---

What are thermo couple cables and where they are used.

2 Answers  

---

WHAT IS NORMAL VECTOR GROUP USED FOR DESIGNING OF TRANSFORMERS??

11 Answers  

---