Answer / prabhat

Acording to faraday's law of electro magnetic induction

Name different types of fault and which instrument is used to measures earth,short,open cicuit fault?

6 Answers   NTPC, Vijai Electricals,

---

Is current shock due to voltage or current? pls answer

2 Answers   ABB,

---

sir i want previous entrance exam papers for written test

0 Answers   Vizag Steel,

---

i want to know how to calculate the battery capacity based on the UPS . ex i want to run have one kva UPS Which should run 10 hours ? in that case how many batteries to be installed and what will be the AH Value .

2 Answers  

---

List out the different frequency domain specifications?

0 Answers  

---

Which power will flow first if we switch on a motor Active or Reactive? How?

3 Answers  

---

What are the different sign conventions used in electric circuits?

0 Answers  

---

Why voltage regulation of an alternator is negative for a leading power factor?

3 Answers  

---

If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

0 Answers   Usha Capacitors,

---

What is meant by Guard relay ?

2 Answers  

---

Is it weather conditions make any problems to the electrical equipments and if yes means is it any precautions needed?

1 Answers   Hexaware,

---

WHAT IS THE MINIMUM IR VALUE FOR CABLE CHARGING

4 Answers   Google,

---