Answer / deepak mishra

actually slip is there in case of induction motor and it is
(Ns-N) the difference b/w the synchronous speed and the
actual speed of motor.
as synchronous motor run always with synchronous speed so
slip is Zero in case of synchronous motor.

What is superposition theorem?

0 Answers  

---

Why is transformer core is earthed

3 Answers  

---

Sir, I need a power supply at 380V. The supply I get in three phase is rated 415V. The total supply I have from the supply company is 70KW. Kindly inform if it is better to use a voltage stabiliser for this purpose or a transformer

3 Answers  

---

will a bulb glow connected to two phases of a delta connection?

6 Answers  

---

Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

0 Answers  

---

---

1. what is the power factor of a purely inductive load? (i) Zero (ii) Lagging (iii)Leading (iv) Unity 2. which type of transformer connection is preferred in case of power supply transformer? (i) Star/Star (ii) Delta/Delta (iii) Star/Delta (iv) Zig Zag/Star

2 Answers  

---

What is the important precuations need tocarried out while working with Electrolite in Battery PM?

0 Answers  

---

wat is power factor

7 Answers   IOCL,

---

what is difference between bus coupler and auto transfer switch

0 Answers   Dubai Properties Group,

---

Describe the control mechanism of missile launcher???

0 Answers   DRDO, ONGC,

---

give types of Air conditioners commonly used &its use?

5 Answers  

---

How the earth fault relay works please explain?????????

2 Answers  

---