What is mean by retrofitting of machine tool please brief.

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where was current transformer protection units used and why??

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can alternators work at leading power factor?

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The unit of quantity of electricity is the:(a) volt(b) coulomb(c) ohm(d) joule

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What is the function of Buchholz relay in transformer ?

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What is formula of capacitor for 1-phase power connection.how to improve PF. Suppose I want to connect capacitor in refrigerator to reduce power consumptions.

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What is meant by reset level of the relay?

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why the transformer neutral give to the earth ?

2 Answers   Jindal, JLL,

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We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.

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how fan speed decrease or increase by using regulator? thank you

3 Answers  

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what is grounding & what is the value of groumding rod 2.5m?

3 Answers  

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sir i have applied for isro-09. still i did not got the HALL TICKET.

2 Answers  

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