Answer / uditparashar

in cold rolling mills we use TRF as a notation for total roll force

what do you mean by type zero control sytem ?Give an practical example of type zero contol sytem?

1 Answers   Bhel,

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What is the name of oil which is used in transformer?

3 Answers  

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what is mean by dual digital protection in the relay field?

1 Answers   ABB,

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When i went to a interview the interviewer ask me a question for that i cant able to answer him if anyone knows answer me How will you design a capacitor bank for a plant? if my p.f is 0.6 i have to improve it to 0.9 or 1 what kind of steps i have to do? and is there any formula for calculating this?

6 Answers   APNPDCL,

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WHY IL=IPH IN STAR AND WHY IPH=IL/1.732 IN DELTA? WHAT IS REASON BEHIND IT?

1 Answers   Siemens,

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If the (Motor control center)Panel work on field the relay used in panel in the case this will be damage and no indication provide on panel.fault occur in panel and MCB will not trip. how happen the relay damage in panel and what effect of panel.

1 Answers  

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Why power genaration in India is at 50HZ while America its 60HZ

1 Answers   TATA,

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Is 3C x 2.5 Sqmm Cable can withstand 40Amp Starting current? If Yes then specify your ans.

2 Answers   NTPC,

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In three phase supply why we use R Y B Colour not other.

4 Answers  

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how to control dc motor?

1 Answers  

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What is sensitivity of a measurement?

1 Answers  

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WHAT IS IM (INDEX OF MOUNTING )IN MOTORS

1 Answers   L&T,

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