what is the mechanical safety of DG ?

0 Answers  

---

explain why the armature voltage changes when the field rheostat is varied in self excited DC generator

2 Answers  

---

what is the application of dynamic Breaking resistor in inverter ? & How it works ?

2 Answers  

---

How does one convert an AC motor into a generator?

6 Answers   Bhel, ZK,

---

How to Design green buildings services? What is the advantage to design green building?

0 Answers  

---

We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

0 Answers  

---

IP55 protection stands for

1 Answers   Hofincons,

---

what is back trip and re-trip in protection schemes? why these two? define me the exact function of these two?

1 Answers   Siemens,

---

1.Why use in ups in software's,reason,and pls explain. 2.what is the isolation transformer and main use it's functioning and partes.

5 Answers   TATA, Wipro,

---

How amny AH battery required for 600va inverter ?And how many hours it will give backup for ceiling fan ?

3 Answers   HCL,

---

Why we can not get 100% efficiency from a Gas Generator?

1 Answers  

---

HAT IS THE EFFECT OF LOW POWER FACTOR ON THE GENERATING STATION?HOW WILL YOU IMPROVE THE LOW POWER FACTOR?

1 Answers  

---