Answer / gajanan

1. high resistence method
2. low res method

Answer / guest

by using circuit breakers

what happens to the supply voltage if there is any change in frequency?

1 Answers   Gridco,

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we know the value of the power factor is 0.8, we know the power factor is not depends upon the load ,then why we cant design the power factor in transformer ?

1 Answers  

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how the frequency was generated in power station

2 Answers  

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why transmition and distribution and genaration of voltage in multible of 11 means 220v,440v,11kv,22kv,,,...so on

3 Answers  

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whatis the test procedure for lightning arrester which was installed one year back. i want check it whether it is working or not.

1 Answers  

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What is meant by locking of rotor in synchronous motor? Explain me locking in detail?

3 Answers  

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Which element has power dissipated in it when the source is removed ?

2 Answers   SSC,

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how is the magnetic current test is different in delta-star and delta delta transformer.

0 Answers   Bhel,

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what is the diference beteween dedicated earthing & body earthing?

1 Answers  

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Which type of alternator used in power station?

2 Answers  

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what should be the air clearence between phase to phase, phase to earth in Medium voltage switchgear for 3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for this?

1 Answers   DLF, Sanmar, SEC,

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Why a starter is used for a motor?

50 Answers   L&T, Nilachal Polytechnic,

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