What is Transformer?

Answer Posted / amit upadhyay dscl

T/F is a which device who convert the a.c voltage(high
potentional to low potential and low potentional to high
potentional) at the same frequency i.e.

Is This Answer Correct ?    4 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Refernce currents are to be generated using refernce cueernts how can this be done

1779


difference between the applicability of nortons and thevenin theorem

1549


what is the difference between STAR and DELTA connection and application wise how it can be utilizedd

1735


Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

2119


sir i had plane to do some project with the base of hopkinson test in AC supply its possible

1357






7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?

1773


Which type of DG need Netral Earthing?

4500


neutral earth resistance testing is it possible for transformer while in load condition

1449


what is the thumb rule for determination resistance of resistor?

1808


pre arcing time of ehv breaker

1664


what is per unit calculation?looking for simple and strong explanation thk u

2076


difference between semiconductor & conductor & insulator?

1873


how did the testing of protection relays done through current injection

1613


how to check regenerative load in drived motor

1700


how calculate the electrical load for industry and office

8333