difference between high and low impedance BUS BAR relay??
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What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection
what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?
Which one is more accurate servo or stepper motor and why?
what is transformer?
In EHV tranm. The conductors are …….. a) Cu roads b) Cu bars with Si c) Cu tube with Si plate
What is current and voltage?
For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?
difference between a four point starter and three point starter
whye the current increases in the motor when the load on the motor increases
what is the importance of Partial Dischage test for Electrical Equipments
why the capacitors works on ac only
How many types of DC current