Why is a synchronous motor always star connected??

0 Answers   Bhushan Power Steel,

---

Compare salient pole and Hndrical rotor machines.

1 Answers  

---

Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp

0 Answers  

---

I have suguna 3 hp pump for my agreeculture work.It deliver the water from 45 feet well .I suffered by powercut.During powercut i got 2phase supply only .My question is can i run the pump in 2 phase supply using capacitor?.Can u explain me how to connect the capacitors?

2 Answers  

---

CONTACTORS ARE MADE UP OF WHICH MATERIAL?

6 Answers   IOCL,

---

How can we measure the frequency of a rotor running in full load condition? Explain the method of measuring.

2 Answers   Wipro,

---

what happen for input voltage output voltage input current output current and kva if we increase primery winding in transformer?

1 Answers  

---

If current and resistance in a circuit is increased by 20%, what will happen to its voltage drop??

4 Answers  

---

what purpose to use excaiter in DG.?

0 Answers   TATA,

---

Can anybody tell me the Electrical IS rules website?

1 Answers  

---

what will happen if any motor runs long time with star connection in400vA.C. system

5 Answers  

---

If we have a 2000kva load,How much kvar capacitors we go to add to improve the power factor at 0.9?pls give the calculation and fully theory?

2 Answers   ABB, Unitech,

---