Why slip-ring and brushes are not required in squirrel cage induction motor?

4 Answers   L&T,

---

what is the maximum load sutiable from earth to phase and what is the max voltage earth to phase suitable

1 Answers  

---

what is the acceptable earth resistance value ?

4 Answers  

---

how the reverse power relay acts..

2 Answers  

---

How do you maintain the earthing resistance?

13 Answers   Birla, Ford, JLL,

---

Why the cost of CT increases with the decreasing of its CT Ratio (Technical Reason)?

2 Answers   Vedanta,

---

What is a soft start?

2 Answers   Bhel, jlpl,

---

What is differance between alternator and generator?

4 Answers   IOCL,

---

how to calculate the phase diffrence beetween given two equetion  y= 15sin(wt+pi/3) and y=10sin(wt-pi/4)

1 Answers  

---

How to check op amp using multimeter

1 Answers  

---

1.What is the proper definition of power system stability? 2.some times a blue spark is visible in the secondary side of a distribution transformer at the contact position of bushings and fuse wire,why?

1 Answers  

---

what do you mean electrical earth pit?

2 Answers   Enercon,

---