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is a normal conductor can be used a core in windings if not what is the winding core speciality.
2 3744can we light the mercury vapour (tube light)with out a 1).starter and 2).choke in our homes if yes explain how?
5 6361kindly,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
1606How to calculate the KA rating for a circuit breaker if we know the KVA rating of the generator feeding it?
2 168901. 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?
176411. 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 4928
QTP related question= What is input action parameters and what is output action parameters ?
What is the use of temperature compensation?
how much brick, cement, and sand required in 1mtr X 0.23mtr X 1mtr brickwork(1:4), 230mm thick wall and 10mm thick mortar , brick size 230mm X 70mm X 110mm
difference between servo motor and synchronous motor
hi this is ravi , i was short listed in hal assistant engineer, now im going for interview can anybody help how is the interview for mechanical stream very urgent if anybody knows forward to me my mail id i.ravibabu2@gmail.com
Which engines have the high mechanical efficiency either 2 stroke engines or 4 stroke engines?
What is meant by system?
Is there a possibility of inducing stress cracking in an insulated stainless road tanker vessel (20 tonne capacity) if the vessel is subject to rapid filling (10 tonne /hr) with liquid methane (-160 c) assuming the vessel is at ambient. If so, where could I obtain suggested cooling rates?
What is the difference between a gun and a rifle and what advantage does a spinning bullet have?
What kinds of decision are made about CT from it's Knee point(voltage & current)?
What is the dependency of stiffness on load angle??
Is there any way to repair a valve that is passing leaking internally without taking our process offline?
What is limitation of the ht.of the displacer of a level trol?
What are the compositions of brass, how can this metal be heat-treated, what is the melting point of this metal?
I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?
