Why a transformer Noise during its running condition ?
Answer Posted / devender sangwan
due to the presence of third harmonics present in the ac input supply.
Is This Answer Correct ? | 0 Yes | 9 No |
Post New Answer View All Answers
induction 3 phase motor terminal connection
can you send me the placement papers of electrical engg. from companis like NTPC,DRDO,IOCL,HPCL,BPCL etc.?If,plz send as soon as possible.Thanks.
Pl. give me checklist for installation & commissioning of machine tool.
PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.
Explain Energy and Power signals?
write down the formula of cable size in RM if current is 50Amp.
in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.
What will happen if the voltage in my house drops from 220V to any lower voltage?
What is I to C?
how rectifier transformer work in electroststic precipetatore(esp?
what is meant by class 1 E in electrical power supply?
The electromagnetic torque developed is proportional to what in a D.C series motor?
what is the current density of copper & alluminium.
what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.
What are the limitations of Kirchoff's laws?