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?
Answer / ashok pandey
17. At DG synchronization, phase angle, frequency & voltage
level of both DG set must be same.
Is This Answer Correct ? | 4 Yes | 0 No |
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why we use star and delta connection?why we donot give the supply directly?
12 Answers Hitech, Siemens, Tata Steel Limited,
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What is the main purpose of relay?
What exactly is meant by harmonics and harmonic current?? and what is skewing with regard to this??
why booster transformer is used in sumpners test conducted on transformer????
Why transformer neutral is earthed
what is principle in relay testing kit?
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Require Generator Capcity ( KVA ) for 3 Phase Motor having 4.7Kw with starting current of 16amps?