Answer Posted / naresh
there will be no presence of reactive power ,as phase angle
is 90.reactive power losses can be ignored.
Is This Answer Correct ? | 14 Yes | 6 No |
Post New Answer View All Answers
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,……..,?
Please tell me in DETAIL about the following 3 types of fuses or recommend me a good power system protection book or a website link ? 1.Dropout Fuse 2.Striker Fuse 3.Empulsive fuse (not sure if its impulsive or explosion fuse , sorry)
WHY IN AC DRIVES,INPUT PHASE CURRENT SHOW UNBALANCE?
why do we not use equivalent voltage source in negative sequence equivalent ckt.
How do we find the rating of a transformer, if it got burnt badly.
How time response of the system is divided?
How much ph is maintained of water resistance starter for slipring induction motor ?
along with technical test papers
different aspects of voltage stability
What is critical disruptive voltage?
hi guys please tell me the procedure for mesuring the coil resistance of 3ph induction motor?
How to select the proper VSD to operate high inertial load
I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com
A well system is when , no. of bus bar is less or more. Tell me the concept of it.
Define damping ratio.