Answer Posted / manish

the difference is in switch yard voltage level does not
changed only voltage level is maintained & in substation
voltage level can b increased & decreased as well.

i applied for c licence with my one year apperents trainee and i have attaced with A grade contractor company experiance that is for 14 monts experiance this document is sufeicant for c licence? pls tell why they rejected

2241

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magnetizer priciple

2063

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i applied for the ap transco please forward the freqventley asked QA

1996

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Why synchorised generators are used for the production of electricity?

1178

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how many current required for hypo test

1965

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How will be the single line diagram of series trip HT breaker? how it works?

2598

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i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.

1914

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Explain the propagation of harmonics in the network and influence of phase angle of harmonics.

1959

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what is the voltage between earth to neutral in lift.

1818

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how can we calculate the ratio of caustic soda and water in lrs.

5841

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what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

2260

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If you have an earth with pilecap then your resistance is really low. why and how?

1990

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What type interview questions ask in Electrical technicians

1775

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exolain the star delta connection

2668

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11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

1663

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