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 Categories >> Engineering >> Electrical Engineering
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Question Asked @ Answers Views     Select
Why the CT Secondary is rated as 5A generally?    2  845
What should be value of Circuit breaker operating time and tripping time?    5  2208
What are the factors to be considered during the Synchronization?    3  745
What is the equipment used to control the generator output?    3  758
Explain why the Voltage drop will happen in 3 Phase line?    3  1181
Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?    4  2233
Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV,20kV, 30kV? bhel   2  1281
How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?    3  1201
What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?    5  1068
As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why?    2  737
What should be the minimum and maximum ohmic value for earthing?    1  912
Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?    1  858
Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?    0  161
What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?    0  140
While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply    2  1415
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Un-Answered Questions
 Question Views   Select
which pump used in WTP explain the function of VFD how to dtermine capacitorbank of capacity one plant 136
how rectifier transformer work in electroststic precipetatore(esp? 248
How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system? 77
Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30% 70
What are the protections required in the main lt panel which is connected to the transformer. 152
If 110V DC Coil Contactor taken 15ma DC on load,than how much AC current wil be taken? 183
how can I calculate charging current of cable/overhead conductor? what is roll of voltage in it ? 935
why zero sequence impedance measurement is not applicable for single phase GT 225
why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages? 253
What is the instrument to check the rotating diode fuse of alternator in running conditions? 189
Wt is the function of reactive power? How it generates & consume though resultant is zero? 117
hello friend i wish to study a course related to the electrical construction, controlling and monitoring , which course i want to study? pls give me the name of institute? 149
what is the k var ratting of 1250kva 113
In 6600/√3/110/√3v voltage transformer,how much output voltage in open delta transformer,after removing 1-phase of primary side on transformer? 171
why solinoid coil used in tripping rely?and why not other type coil? 167
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