Answer Posted / gs kiani

Bus Coupler is a circuit breaker used between two or more buses to couple the buses and retain supply to the load incase of any faliure in one bus or source. Supply is maintained without any power otage or break.

why we have and use 3 phase not 2 or 4 or other in power system?

2110

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what are the preventive maintanance actions taken for air circuit breaker? please answer me

2031

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What is the power requirement of tamil nadu for one month?

2017

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What are the advantages and disadvantages of negative feed back?

1135

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what is the difference between torque induced and torque load?compare them with respect to dc motor?

2290

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For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?

1893

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explain why core loss of a transformer is almost constant under different load conditions when connected across a constant voltage and constant frequency.

2690

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WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

2656

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WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

3470

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in non technical way how can u define POWER FACTOR??

1816

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what is the breaking capacity and making capacity of circuit breaker and how

2117

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I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

2848

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How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.

1646

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if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side

1854

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testing of Vector Group – YNaoD II

2918

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