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What would cause a 240v choke that should give 110v out on a 16w lamp to gradually increase to 160v?
Why does inductive loads consume KVARs?
Define corner frequency?
7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?
what is meant by class 1 E in electrical power supply?
Can anyone explain me about the RLC based Impulse high voltage generator and how to and operation of Series resonant High voltage reactor...?
WHY BREAKER ARE USED IN SUBSTATIONS?
Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?
what about electrical pannel.? What is meant by plc pannel.?
What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?
Define damping ratio.
why -48 volts dc used in telecommucation
How we can determine short circuiting current any plant and for example a plant which power generation is 415 volts and plant load is 500 kw.
What is EMC filter in VVVF Drive ?
what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure
