derive the e.m.f equation of transformer

Answers were Sorted based on User's Feedback



derive the e.m.f equation of transformer..

Answer / guest

let us consider a coil having N turns and is subjeected to flux @=@msinwt
so by faradays law of electromagnetic induction an emf is indused in the coil e=-nd@/dt
e= -n d(@msinwt)/dt

Is This Answer Correct ?    11 Yes 5 No

derive the e.m.f equation of transformer..

Answer / simon

E=4.44 Phie m.fq.N

Is This Answer Correct ?    6 Yes 4 No

Post New Answer

More Electrical Engineering Interview Questions

what is the difference b/w absolute encoder and incremental encoder?

0 Answers  


what is droop?

13 Answers   Alstom, Bhel,


WHERE IS THE LIGHTING ARRESTER SHOULD BE PLACED IN DISTRIBUTION LINES?

26 Answers   APTransco, BARC,


given data are load current & power factor cable core size? plz any one update the calculation formula

0 Answers  


Baud rate is used to descrice...?

2 Answers  






why we use CVT (capacitive voltage transformer)in switch yard?

5 Answers  


What is the advantangeous over SFU (switch fuse Unit) & FsU (Fuse Switch unit) which one is better & application of Both?

2 Answers  


whats the differece between Exd and Exe

0 Answers   IFFCO, TN,


better choice of area of interest to post in our resume?

2 Answers   Cognizant,


i have to use generator in my project,which gen. i can use?

1 Answers  


What is the difference bet ween EDO Type & MDO type ACBs, and what is the advantage EDO Type over than MDO type ACBs.

2 Answers   Siemens,


Define transfer function?

0 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)