Answer / deepak24

Iron Losses = (Kh x Phi^1.2 x F) Watt/M^3
Where Kh - Hysteresis Constant
Phi - Flux
F - Frequency

in above equation Kh, F are constant & Phi increase only 1 to 5% from No load to full Load. Hence Iron Losses are practically constant at all loads.

what is the use of CurrentTransformer in AVR ?

2 Answers  

---

what is the relation between reactive power and power factor for the what is the limit of reactive power and power factor

0 Answers  

---

how much load 15kva dg set can bear

7 Answers  

---

what is cathodic protection and why it use in industries?

0 Answers  

---

why insulators are colured in brown only?

3 Answers   Transco,

---

What is minimum permicible value of leackage current for LT Panle when applying voltage up to 3 KV for 5 Minuits?

0 Answers   BFL,

---

Application of statically induced emf

0 Answers  

---

WHEN TWO ALTERNATORS ARE OPERATING IN PARALLEL, EXPLAIN WHY IT IS OBJECTIONABLE TO OPERATE ONE AT A LEADING POWER FACTOR AND ONE AT THE Lagging power factor?

1 Answers  

---

why we use perllel conection system in the wiring?

4 Answers   Airtel,

---

What is mean by voltage & current.

12 Answers  

---

What are the Safety Steps While Inspection the LT Panel.  

1 Answers  

---

How to improve insulation resistance of Motor

2 Answers  

---