What is CVT and what is relation with wave trap?

2108

hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1840

Hi Suppose we have a wye/wye transformer which is grounded at both sides,in this situation, do we have ay ground transformer? in other words, ground transformer can do any thing more (while we have nuetral wire in both sides)? As the last question, what about 3rd harmonic? we have two choices: first using wye/delta transformer + ground transformer and second using wye/wye earthed connection.in the former choice, we dont have 3rd harmoonic at the secondary side but what about Yn/yn conection? do we suffer from 3rd harmonic in the Yn/yn connection?

1919

Can an inverter be used as a converter? How?

1900

What is the power requirement of tamil nadu for one month?

1980

What Is HO factor in power selection

2010

What is float cum boost charging system?

2010

How a band pass filter is constructed?

1020

In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?

2161

A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

1937

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

1754

why using transformer and thyristor switch in 3 phase apfc panel

2830

How to measure the earth resistance value in a concrete pavement(flood light area)?

2152

XYZ

2097

What is a difference between indoor transformer and outdoor transformer of same rating

5760