What is Vk and Imag i.e Knee point voltage & Magnetising
Current?
How to calculate above values?
How to define accuracy class 5P10?

Answer Posted / v .selvakumar

knee point means at which the core tends towards
saturation .magnetising current means to produce flux in
the core it will take some current it is called magnetising
current.before knee point the graph between Vk and Imag
will be linear,at which point linear curve getting
disturbed .

Is This Answer Correct ?    31 Yes 9 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

1434


what is tri state logic gate

1626


How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?

2305


Difference between Lugs and Thimbles

13814


what is the minimum voltage require to injure our body?

5698






WHY L-G FAULT IS MORE SEVERE IN TERMS OF RRRV?

2730


What size cable (based on voltage drop) is required to supply a 40 A three phase boiler if the wiring system is 75V single insulated cables installed in non-metallic rigid conduit 56m from the main switchboard? Voltage drop in the consumer's mains is 8V.

1495


If i am running of spindle at 2000rpm ,but How to spindle stop at the second I am resetting the machine in CNC machines

1236


what is cascade speed control device?and how this device control the speed of motors?

1569


How to calculate cable rating for 3 phase supply?

1728


why starting current is high and resistance is almost 0 during the starting of motor dc motor...?

1297


What is an ideal transformer?

661


What is the exact formula for one weber of magnetic flux?

1687


Convert a star connected network into a delta connected network.

661


how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me

1831