In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

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If we give 2334 A, 540V on Primary side of 1.125 MVA step up transformer, then what will be the Secondary Current, If Secondary Voltage=11 KV?

3 Answers   L&T,

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dear friends, we are use 130 hp load run with 0.98 power factor ( 38KVAR capacitor connected ). if we need improve the the power factor to 1 (unity). how much kvar capacitor to be add. have any formula? please share with me.

3 Answers   Reliance,

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what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

0 Answers   HAL,

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area control error

0 Answers  

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what is compatible kva for 3300 watts and why

1 Answers   FoodBev,

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why using 3 phase

1 Answers  

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What do you mean by 4.44 in this transformer equetion E=4.44 nfqm

4 Answers   Bharat Bijlee,

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WHY IN WESTERN COUNTRIES THE ELECTRIC SHOCK IS VERY SLOW AS COMPARE TO INDIA.&IF ANY ONE HAVE CORRECT KNOWLEDGE THEN SEND OTHERWISE NOT

1 Answers  

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Why current flows in nutral? As per theory there should be no current in 3 ph explain.

11 Answers   Bhel,

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0 Answers   RRB,

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