when a primary current injection test is required, it is accomplished by what?

3 Answers  

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What is the relation between frequency and motor rpm?

0 Answers  

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How do we calculate transformer oil in liter from the rating of the transformer.

0 Answers   BARC,

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who is invented transforner (230v).......

2 Answers  

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which %age if losses increases when frequency is increased to 25%

4 Answers   Maihar Cement, Siemens,

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why 120 devided with pole and speed multiplication to determine frequency

1 Answers  

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Why charcoal and salt add in earthing pit.

6 Answers   Garware, NTPC, Sterling Wilson,

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differentional compound gernater used for wielding porpose. why????????//

2 Answers  

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One Township having 850 house and each house load is 2.2KW single phase & 5HP 3 Phase motors of 10 Nos .Who can calculate 11 KV transformer capacity .dilip_bhasker@yahoo.co.in

1 Answers  

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how the fan is switched off immediately switching off the switch?

2 Answers  

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what is mean by dry frequency

0 Answers   Siemens, TCS,

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Can any body tell me what is use of END OF LINE RESISTOR in fire alaram circuit?

2 Answers  

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