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Categories >> Engineering >> Electrical Engineering        Suggest New Category      Question  Asked @ Answers Views     select   How to calculate cable size in sq units based on motor rating is KW  2  1436 21. What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing? 22. What are the protections to be used for Generator? 23. Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0 24. What happens when the polarity changes in CT? Explain briefly? 25. Explain the Term in CT Name Plate – Class: 5P10  3  1754 11. As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why? 12. How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test? 13. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV? 14. Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it? 15. Explain why the Voltage drop will happen in 3 Phase line? 16. What is the equipment used to control the generator output? 17. What are the factors to be considered during the Synchronization? 18. What should be value of Circuit breaker operating time and tripping time? 19. Why the CT Secondary is rated as 5A generally? 20. At which time Synchronous generator act as a Synchronous Condenser?  1  776 1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?  0  138 How to calculate the KA rating for a circuit breaker if we know the KVA rating of the generator feeding it?  1  1347 why air handling unit interloking in case of fire  3  532 How to calculate the actual 3phase power, if the load current of each phase is not balanced  2  799 Can we connect two or more energy meters/Amp meters on one CT set(Three phase). Parle   2  1567 why most of the induction motors are delta connected?  6  3678 can we light the mercury vapour (tube light)with out a 1).starter and 2).choke in our homes if yes explain how?  5  920 is a normal conductor can be used a core in windings if not what is the winding core speciality.  2  325 Does the dg syncronization sucessful in practical.  2  419 HOW DG WORKS ?  3  1477 why do we connect droop ct{in gensets}in y_phase only  2  923 what is the voltage present in the telephone? Infosys  10  1626 E-Mail New Answers        Answer Selected Questions        Post New Electrical Engineering Question Prev    1   ... 57   ... 113   ... 169   ... 225   ... 281   ... 337   ... 393   ... 449    510   [511]    512  ... 617   ... 673   ... 729   ... 785    Next         Civil Engineering Interview Questions     Mechanical Engineering Interview Questions     Electrical Engineering Interview Questions     Electronics Communications Interview Questions     Chemical Engineering Interview Questions     Aeronautical Engineering Interview Questions     Bio Engineering Interview Questions     Metallurgy Interview Questions     Industrial Engineering Interview Questions     Instrumentation Interview Questions     Automobile Engineering Interview Questions     Mechatronics Engineering Interview Questions     Marine Engineering Interview Questions     Power Plant Engineering Interview Questions     Engineering AllOther Interview Questions       Un-Answered Questions    Question Views Asked at   Select   From an electrical motor & electrical generator, which has more efficiency & why? 116   How does PLC work for sychronising of Two or more DG sets? 67   what is the basic construction diffrance between servo motor ans sqiralcage induction motor 540   What is the current carring capacity of 0000SWG and 0SWG overhead solid bare copper conductor. If possible please provide reference for various sizes Vs current ratings 99   HOW TO WORK A VFD?SAY SIMPLE METHOD 322 GE I'm looking for a mnaual set for a Teradyne J750. Softcopy would be preferred but I'll take what I can get. 224   in india per day how much power is generated including all power station 70   Draw a SLD of HT distribution EB grid up to users Transformer? 1055 HSL Is there any scope for an electrical engineer in MRF company...... 56   how maney type tempereture measurement ? 91   explain the function of brush less dc motor? 80 Bhel can we conduct the swineburne's test on a dc series motor? why? 91   E-Mail New Answers        Answer Selected Questions

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