for a 400kv t/m line with 10 ampere current will corona occur?

0 Answers   NPCIL,

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in underground cables, we have a grading method called 'capacitance grading' why is it called 'capacotance grading' although we do not use any capacitor in it?

1 Answers  

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A 400KVA ,50HZ TRANSFORMER IS TO BE OPERATED AT 50HZ.THEN KVA RATING OF THE TRANSFORMER?.

4 Answers   GATE,

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during positive and negative half cycle of ac supply what happenes in the load?

1 Answers   Siemens, Wipro,

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What is the diffrence (Technical & Construction ) between CBCT & Normal CT?

0 Answers  

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how can we find of cable capicity in amper?how much ampere withstand by 300sqmm cable?

1 Answers  

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what are the difference between protection class CT and Class PS CT

13 Answers  

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Can a 50-Hz designed transformer be used at 60-Hz system? Is the same remains true, when a 60-Hz designed transformer be used at 50-Hz system? Consider only frequency variation. The voltage remains as rated value in all cases. Justify the answer.

2 Answers  

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Briefly describe three methods that are usually used by electricity suppliers to control voltage levels?

0 Answers  

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TRANAFORMER RATING 500 KVA,33KV/433, SECONDARY SIDE SWITCHED ON ONLY CAPACITOR LOAD 140 AMS, PRIMARY SIDE HOW MUCH VOLTS INCREASE?

1 Answers   BPL,

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why receiving end voltage increases in a system when capacitive load is added

1 Answers  

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how power is generated,and transmitted to our home..pls explain briefly in simple words.

0 Answers   HAL, Subros,

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