Answer Posted / praveen
we cant eliminate humming noise completely but partially eliminated on tighting of bolts around the laminated core
Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
why the voltage and current in a long transmission line are called travelling wave?
How halogen & merquery lamp works.
What is the formula to find out two phase active & reactive power
what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.
Define filter?
hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks
I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?
234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,
What are the main advantages of generalized error co-efficients?
what is mean by NPS (Negative phase sequence)fault? what is the difference between EFR & OCR faults?
If I want to buy a new Xformer for my plant what are the main parameter will I need to check?
please describe the Transformer setting, Motor setting, I/C setting, Tie setting
what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that?????
Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?
what is the importance of Partial Dischage test for Electrical Equipments