Answer / prashant

refer BL THERAJA VOL2

Answer / samarjit gope

transformer working on mutual induction

Answer / t.k.

Trasformer workes on the law of faraday emf= -dǾ/dt or you
can say principle of maganitic induction.

Answer / zahid

transformer works on the principal of mutual induction.That
is a changing currrent n one coil induce an e.m.f in another
coil.

Answer / vasudeva rao

transformer mainly works on the mutual induction principle.
if primary gets excited with supply the winding itself
induces flux, these flux links with windings produces emf
in primary these primary flux links with secondary winding
and produces emf according to the mutual induction
principle.

how induction generator works?

3 Answers  

1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

0 Answers   L&T, PK,

What is the importance of earthing?

0 Answers  

where was current transformer protection units used and why??

0 Answers  

while doing the excitation current test on power transformer what is the value of voltage to be applied? Nomonal rated voltage or 10% of rated voltage? Is it necessary to apply on high voltage side?

1 Answers   ACC,

how to find insulation resistance of a motor(415v) by theoretical formula??

2 Answers  

what is meant by Back emf ?where its occur ?

6 Answers  

What is GD2(kg-m2) for Sq. cage ind. motor?

2 Answers   ABC, Essar, MMM,

what are the deffects for failure of PLC?

0 Answers  

Distribution transformer we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral,we can not connect separate body earthing pit to other earthing pit but we do metal glanding in secondary side cable termination in both side, transformer and PCC panel (LT Panel), is this safe for transformer and other equipment?

0 Answers  

how to calculate kvar in Akiva

0 Answers  

sir pls send the je exam - 2008 and other model question papers..

0 Answers