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is a normal conductor can be used a core in windings if not what is the winding core speciality.
2 4649can we light the mercury vapour (tube light)with out a 1).starter and 2).choke in our homes if yes explain how?
5 7999kindly,plesae tell me # the working of BTS # ITS CARDS SPECIFICATION # WORKING OF TRX,DUPLEXER,ASMA CARDS,FIFA # HOW WE ROUTE TRAFFICS # FLOW OF SMS,HOT CALLS,CALLS ETC
2043How to calculate the KA rating for a circuit breaker if we know the KVA rating of the generator feeding it?
2 188321. 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?
227711. 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 5734
What do you mean by distribution transformers?
Define What are the uses of alloys in daily life and how are alloys made?
How will you utilise electrical power? You can start from the generating station.
Sir, I'm P.Ravi Kumar want to previous mechanical Question Papers for rrb exam
wat is the channel length we r using in ic designing in current technology
Explain how to share outlook calenders and the type of permissions you need to assign?
What is the difference between Mild Steel and Cast Steel with full chemical composition and application details.
What is the basic difference between OPC
What are hydraulic and pneumatic machines?
how to balance aggregate during mix design of concrete???? how to calculate moisture content like C/A,F/A and how many percentage using ice instead of water for example of we are preparing ice concrete??????
Operation carried out in thermal power stations?
Define What is a kip?
why do we measure VIBRATION in -24vdc and why we adjust gap voltage -9vdc to 10-vdc? i am trying to get this information since 5 years, yet i haven't get reliable answer, i hope i can get from you.
The gauge indicates the number of amps, but what about voltage? How voltage rating (for wire or fuse) determined?
why fuse block is not used for AI signal?
