Answer / hussain

C)

Answer / dinkar

For same kva power , higher the frequency -lower the size.

Answer / kuruvaeresha

c

Answer / k.prakashchandra

b)

Answer / v.bharat kumar

If it is mentioned for same kva rating of transformer, then frequency is inversely proportional to size of transformer.

what is the mean of"turbo" in turbo alternator???

1 Answers   CCCL,

Why two main buses and one transfer bus scheme not using for 400kV switchyard

5 Answers  

Why Drives are used to run AC motors?

3 Answers  

WHY WE NEED AUTO TRANSFORMER,WHERE WE CAN USE?

5 Answers   L&T,

Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks

0 Answers  

is any body explain me why return current in three phase power system is less then in a red, yellow, blue phases??? as we know Ir+Iy+Ib=In then why nutral wire has less then phase current????

2 Answers   Bhel, DRIEMS,

give me the details of anti pumping relay

2 Answers  

What is Icu and Ics and what is difference b/w them. please tell me how to calculate a size of a copper bar for a system or a breaker... reply on... king.arish@gmail.com would be waiting for a logical answer.

0 Answers  

How earth resistance reduses by pouring water coal and salt?

4 Answers  

short notes on npn & pnp transisitor..........

5 Answers  

what is the purpose of interpose t/f in control and relay ckts?

2 Answers  

A 25MVA 3300/400V T/F is termed as per winding is …… a) primary 3300V & Secondary 400V b) primary 3300V & low voltage winding 400V c) High voltage winding 3300V & Secondary 400V d) High voltage winding 3300V & low voltage winding 400V

4 Answers   Engineers India Limited,