What is vector group? What is meant by DYN11?Why is it needed?
Answer Posted / avnish
above answers are correct but as u asked shraddha that will
hv lead or lv so i clear that capital D is for secondary and
small forthe primary and again 11 ....means that hv have the
30 degree leading phase diffrence..
| Is This Answer Correct ? | 2 Yes | 11 No |
Post New Answer View All Answers
could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?
What is time invariant system?
why should small green grass ans small plant should not be there inside the transformer Yard in the factories
what is the series parallel connection of capacitors? and how can we use these application in three phase motors for controlling torque?
What are the differences between single phase and three phase?
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
Bimetal strip used in overload relay what is that,which types of material used for that & percentage.
What is clock position of Transformer?what are the clock positions are there?and what is different of them?
Formulae for calculating the transmission line losses for different voltage levels
What is a copper loss or i2r loss pc?
Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.
Why do we use center tap transformer that used with portable tools
What are the disadvantages of hydropower?
What is MS-EXCELL?
Please define ohm’s law for a.c (alternating current)?