What are the types of the glands and difference between single and double compression type of cable Glands.

0 Answers   ABC, All Trades Electrical,

---

Difference Between B Curve & C Curve in MCB.

3 Answers  

---

how a single machine can act as both motor and generator? and give explanation interms of connections?

1 Answers  

---

When i went to a interview the interviewer ask me a question for that i cant able to answer him if anyone knows answer me How will you design a capacitor bank for a plant? if my p.f is 0.6 i have to improve it to 0.9 or 1 what kind of steps i have to do? and is there any formula for calculating this?

2 Answers  

---

What is protection for single phasing ?

6 Answers   SISL,

---

why lightning arrestor are made in two stack of insulator but why not cvt

0 Answers  

---

when giving a supply to wounded coil it will get magnetised, but the same is not if it is not wounded on a core..and it is getiing short....why.......

3 Answers  

---

Explain What will happen when direction of field current is changed (i.e, field excitation is reversed) in the following machines? 1) Alternator 2) Synchronous Motor 3) D.C Generator ( Shunt or Seies ) 4) D.C Motor ( Shunt or Seies )

3 Answers   NTPC, Transco,

---

Is it alright to connect more than one RCCB of same rating in series for a three phase equipment?

3 Answers  

---

how the rotating magnetic fieldis produced in induction machines??? give the correct explanation.is there any mathematical expression for the same?

1 Answers  

---

where used of HVDS system.

3 Answers  

---

what is the difference between indoor & Out door substations

5 Answers   HSBC,

---