Answer / yk

KVA RATING WILL CHANGE PROSNALY WITH FREC IF FREC IS
DECRESED VOLTAGE ON TERMINAL WILL DECREAS AND IF CURRENT
KEPT CONSTANT KVA O/P WILL DECREAS . IF CURRENT IS NOT
CONSTAN THEN FOR SAME KVA CURRENT WILL INCREAS AND
TRANSFORMER WILL BE OVER LOADED .

What Maximam Gap Taibaar & Bush

0 Answers   Bajaj,

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for star delta connection,,why the contactor star not burn,when red,yellow and blue cable is looping.

2 Answers   Mahindra Water Utilities,

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for 644KW load which MCCB should i use

6 Answers  

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what happens when we give ac supply to the dc motor?and why?

4 Answers  

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A IS TWICE AS GOOD A WORKMAN AS B AND TOGETHER THEY FINISH A PIECE OF WORK IN 14 DAYS.THE NUMBER OF DAYS TAKEN BY A ALONE TO FINISH THE WORK IS 1.11 2.21 3.28 4.42

3 Answers   Ramky,

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What is transformer tap changers please explain

3 Answers   Feedback Venture, Sail,

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what is the principle of operation of synchronous motor and generator? explain in detail.

2 Answers   Maruti Suzuki,

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why the power factor of the induction motor is low?

1 Answers  

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How to calculate the Short Circuit Impedance in Transformer?

3 Answers  

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what is basic difference betmeen normal & flame proof motor??

0 Answers  

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what is mean by hvdc transmission technology .what is principle of hvdc transmission and technic of hvddc transmission .

1 Answers  

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how much cable size required for 70 kilowatt load.

0 Answers  

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