why measure the gravity in battery?

2 Answers  

---

The earth pin of some three pin plugs are seen split. why?

1 Answers  

---

how to calculate cooling requirement of datacentre from electrical load?

0 Answers  

---

Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

0 Answers   Bajaj,

---

What is Fan Coil Unit . How can we calculate CFM .

3 Answers  

---

1 hp single phase motor is more likely to get hot thsn inone hp 3 phase motor its true or false? If true why?

3 Answers   Focus, Focus Energy,

---

What is the vector group of a transformer,how can it be found out?

0 Answers   Jindal,

---

why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?

0 Answers  

---

What are the different sign conventions used in electric circuits?

0 Answers  

---

what is the purpose for open delta connection in potential transformer

2 Answers  

---

diff between synchronous gen and alternators

1 Answers  

---

What is communication? What are the different stagesin the communication process?

1 Answers  

---