Answer / faisal

A. Mathematical model

Difference between induction motor and synchronous motor? i Think Synchronous motors operate at synchronous speed (RPM=120f/p) while induction motors operate at less than synchronous speed (RPM=120f/p – slip). Slip is nearly zero at zero load torque and increases as load torque increases am a right pls guide & send Other Comments

5 Answers   Jindal,

---

difference between shunt coil and tripping coil

8 Answers   GE,

---

who is invented transforner (230v).......

2 Answers  

---

in india single phase is 230v and three phase is 440v but in other countries single phase is 110v and three phase is 380v why..?

2 Answers  

---

What is clock position of Transformer?what are the clock positions are there?and what is different of them?

0 Answers   Synergy,

---

How do we find the rating of a transformer, if it got burnt badly.

0 Answers  

---

Is it advantages of having star-delta vfd than normal star vfd , if yes why?

0 Answers  

---

what is saturation? what role it plays in operation of ct's,motors etc and how its affects the behaviour of the same.

1 Answers  

---

1.what type of wave is produced from i.online ups ii.offline ups iii.inverter.why don't we use inverter instant of offline ups for computer,what's the reason?

2 Answers  

---

Why let through energy not considered for ACB breaker while cable sizing?

0 Answers  

---

What happens when reactive power enters a system?

6 Answers  

---

Why we use mho Relay in long transmission line?

0 Answers  

---