What is the Polarisation index value ? (pi value)and
simple definition of polarisation index ?
Answer Posted / sukhvinder
it is ratio of insulation resistance (IR)for 10 minutes to
insulation resistance for 1 minute.
it should be 1.5
Is This Answer Correct ? | 131 Yes | 56 No |
Post New Answer View All Answers
Why arc quenching is used in Diode ?
What type of a DC motor would you use for a lift?
boiler is running in rankine cycle and deisel generator is....?
how to find the resistance and gap volatage of the diode??
what the function breaker failure scheme, how is it operated
Dear Respected sir how to test ABB REX521 protection relay by relay tester.
how to Select its CORE in electrical cables based on its applications? or Application of various types of electrical cable based on it CORE?
please send privious years question papers of jindal steel and power ltd.My e mail id is rajanikant.sngh@gmail.com
howmany electrician should maintain for a 1000 kva used plant... in kerala..
What will happend if given Vfd out put to step up transformer
how ct burden,magnetising current,ratio and knee point voltage are related & derived
what is the AC Plant and how can do the work with parts and picture tell us 150 Tr
can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?
how oil in the MOCB was reduced compared with OCB? what are the features of the MOCB?
What is the difference between rulling span and wind span of of an Over Head Transmission Line?