Answer / sheikh

there is no need to ground star point of a motor. however
generator,s neutral should must be ground .

what happen if the parallel generator phase angle shift by 1 degree in manual mode

0 Answers   EEEC, MEC,

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why need to be maintain power factor for industrial customer?

2 Answers  

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Differentiate between low pass, high pass and band pass filter?

0 Answers  

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What conditions are required for transformer to operate at low frequencies ?

0 Answers  

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Where earth point should provided in Ships or Submirines.

2 Answers   SSC,

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in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients

0 Answers   Siemens,

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what could be the possible reasons for copper cable to have low insualation?

1 Answers  

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why the current leads voltage in the case of a capasitor

9 Answers   Infosys,

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How to size Air Circuit breaker (ACB)? What is the most important factors?

0 Answers   ABC,

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Generation of voltage for each phase are same of a turbogenerator.Although the short circuit current flow when two phase of turbogenerator are shorted(where current can't flow without potential difference),why?

0 Answers  

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hi frenz,its aswathy.i hve aplied for the hpcl test on feb,pls send the test patern & the placement papers as soon as possible. mail-id :kjaswathy@gmail.com

0 Answers  

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(1)For 3 No 1500 KVA transformer require on one single bus bar or need to be section through bus coupler means upto 3MVA.(2) 22KV Net work system as ring, How maney I/C required or 0ne I/C and one O/G.(3) What should be rating of VCB for 22 KV line.(4)Electrical/mechanical inter lock, why we need.

0 Answers  

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