The series field winding has low resistance while the shunt field winding has high resistance. Why?102
Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?54
how to calculate the magnetizing current of ct ( 800A/1A) for Relay 64
What is the approximate value of stacking factor?
what is the difference between STAR and DELTA connection and application wise how it can be utilizedd ???
i applied for the ap transco please forward the freqventley asked QA
Why we use auxillary relay ? what is function of differential relay, directional o/c relay?
i have some screw comprressor with 630kw power,i have established them with simple star to delta circuit,by the way there is so much inertia when the screw comprressors start, can you offer me contactors power with 400vac or any cataluge to choose the contactors
pls tell me function of closing coil of A.C.B.
What are the insulation standerds for eg H clase and how many insulation standerds are there and its standerds??????
area control error
If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?
How to measure power in 2 or 4 or n phase circuit? Please give me a formula.
what is the relationship between phase & neutral
HOW WE CALCULATE CURRENT IF THERE ARE NOT PRESENT ANY AMMETER OR MULTIMMETER??????
Define resonant peak?
hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...