Answer Posted / vivek

becoz it is a reactive power

Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

2121

---

how to measure earth resistance of a substation

3305

---

Is there any guideline say about display of earthing value near to earth pit

1183

---

How can we design a HVAC Plant room which includes AHU,FCU,Chillers,Cooling towers, Pumps etc & how will they work? any Drawing if possible?

2319

---

why 1.7Uo for HV cable Hi pot test?IE standard why?

2445

---

If a high resistance fault occurs,then what are the changes will happen in the system?

1438

---

Explain the following and how these are working with PLC Unit 1 I/O Module Card 2 Adaptor Card 3 Ribbon Adaptor 4 I/O bus 5 I/O Devices

1607

---

i have interview in Pepsi company what type of question will ask please send the question and answeer

3433

---

How relay coordination has to be done? what are the inputs are required for this? Please explain this with calculation method?

1778

---

what is the difference betweem star connected motor & delta connected motor?

2341

---

i am gng to visa interview this july i have 4 backlogs gre 1010,toefl 75,pls give me the tips pls pls

2129

---

What is the difference between in Fourier series and Fourier Transform. and please tell me the difference between both of them and the why we use them in communication system?

1990

---

how to interlock 3 nos MCCBs using under voltage coil. please provide me circuit diagram?

2590

---

how to set relay setting? and example calculation...

2021

---

What are the advantages of stationary armature and rotating field system?

1207

---