Answer / Jaipal Singh

In the context of electrical engineering, dry frequency refers to the frequency of an AC signal in a network with no load (a purely reactive circuit). It's important to note that this term can have different meanings depending on the specific electrical engineering context.

Do power transformers have an Automatic Voltage Regulator (AVR) just like the alternator/generator in a power system?

4 Answers  

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what is the full form of XLPE adn there use.

4 Answers   Voltas,

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From what on-site components does the HT panel monitoring the bus-bars in a 11kV system take inputs?

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different between highvoltage & lowvoltage source

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In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

1 Answers  

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The current though a branch in a linear network is 2A when the input voltage is 10 volts. If the voltage is reduced to 1 volt, and the polarity is reversed, what is the current flowing through the branch ?

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what are the possible reaons & remedies if resistance of NGR getting heat up

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how many earthings will be required for 1 isolator & 2 VCB, which are connected to a 1600 KVA Distribution TRansformer?

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We have isolation transformer 25kvA & ONLINE UPS 15KvA (3PHASE I/P,3PHASE O/P)where isolation should have connect,before UPS or after please brief.

1 Answers   DRJ ARDE,

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ther is any difference if we use 240 V A.C,50 Hz,1 Ph. in place of 230 V A.C,50 Hz,1 Ph.

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why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%

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what is "pu" in electrical engg.

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