how can we calculate fault current of a line in a 6 bus syatem if the faulted line is known?

1 Answers  

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Earth Resistivity

2 Answers  

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Why front mounted CT polarities are always towards breaker?

0 Answers  

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Why we use startor to the motor?

5 Answers   Bhel,

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how to decrese the PH value of liquid resistance?

2 Answers   ONGC,

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What is meant by SPS Aluminium pipe in substations? Anyone knows whats this?

1 Answers   Amec,

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why generator one end side star neutral point given? if this point not given what happen?

1 Answers  

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how on load transformer is chnage the Tapping ?

2 Answers  

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What is the use of conservater, bucchos relay, breather in a transformer?

8 Answers   Bosch, Wipro, Zadco,

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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 Answers  

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when voltage gets down the current of motor increases. but according to Ohm's law voltage is directly proportional to current. plz explain

4 Answers   Maruti Suzuki, TATA,

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Why neutral is not used in three phases dol starter

0 Answers  

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