what material is the electrical housing wire made of? is there any difference for the telephone lines?
1455What is the meaning of utility ground and clean ground? How the distribution panel is grounded?
2061v=r*i this means when voltage increases current also increases at constant resistance.... p=v*i this means when voltage increases current decreases to maintain the power constant which one is true...
3 48061.WHAT IS A SMART CAPABLE DB ( DISTRIBUTION BOX) ? 2. HOW TO DECIDE THE TYPE OF DB TO BE USED ( RECESSED/ PLUG TYPE/ SMART ETC ETC? 3. WHAT IS MILLENEUM BUS BAR USED IN DB? 4.DIFFERENTIATE MCCB AND MCB.
1389Why the isolation treasforfer are connected at out put of the ups ig 200kva ??????????????????
3 3751what is the difference between squirrel cage & slip ring induction motor by construction & working principle ?
Sail,
1 2458Post New Electrical Engineering Questions
george phenomenon of synchronous machine
what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.
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?
FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?
We have given to 3phase supply to ups system & how can coming netural
What are your future plans for the company if permanently employed?
Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?
At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?
How to design a Unit auxiliary transformer for a power house having a unit of 65 MW and Generating voltage of 11 KV and Secondary voltage of 433V
What are the types of the glands and difference between single and double compression type of cable Glands.
why the value of k is more in shell typr transformers?
List examples of current sources?
How to size fuse? How to size MCB?
1)Explain why the cradle guard is used on railway crossing in overhead line construction?
what is the setting of locked rotor in HT motor ? (answer expecting in percentage)