What is step signal?

0 Answers  

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does meager test perform on lightning arrester ? if doesn't then why ?

1 Answers  

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How the train speed control?

1 Answers   Bhel,

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how to electrically make connection to ferroli GN2N?

0 Answers  

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how generater works

4 Answers  

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while grounding the galvenized metallic structures is it necessary to remove the galvenization at the point of contact? Or other wise is the galvenizatio a good conductor?

1 Answers  

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What is the formula of frequency ?

0 Answers  

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what type of questions are asked and howmwny questions belong this catagory?

0 Answers   RRB,

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can you explain the rms value in simple words....

5 Answers  

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what is difference between 2 pole structure and 4 pole structure in transformer yard

0 Answers   Hospira,

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How to calculate voltage drop in copper and aluminium cable? I have laid 240Sq.mm Aluminium cable for the length of 600 Mtrs in 1 Mtrs underground. Normal load is 150A. Transformer is 630KVA, 6.KV/433V. But, I am getting only 395 Volts when load. How to calculate voltage drop and what is the permissible voltge drop for this circuit?

1 Answers  

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Why we have short circuit the secondary of the transformer

1 Answers  

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