we need a ntpc previous papers

0 Answers  

---

Is it necessary to carry out sheath test after cable jointing? If the value is zero of such instance , is it ok to energize the cable?

1 Answers  

---

WHY PROTECTION CT IS USED NEXT TO METERING CT?

1 Answers  

---

what are cable earthing and bus earthing trucks?when and where they are used?

1 Answers  

---

In ACS 1000 drive we are using 12 pulse converter,why don't use 3 pulse converter.

0 Answers  

---

whats the necessary to correct the power factor using capacitive banks in industries?

2 Answers  

---

3 phase Motor will be given 2 phase after 2 to 5 second we given 3rd phase so Motor Run sum-time in forward or sum time run reverse direction. All time phase sequence is not change. Why motor run in reverse direction? Please Explain........

0 Answers  

---

The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

0 Answers  

---

what objective books are good for preparing for PSU's?

3 Answers   NTPC,

---

What is the difference between circuit and network.

15 Answers   Jadavpur University, Sail, TCS,

---

how do we calculate length of starting time and repeated starting of a direct online starter?

0 Answers  

---

Is it any dc fuses availbale in market? can we use one fuse for both AC & DC ?

6 Answers  

---