Answer / k.prakashchandra

Black out is complete darkness i.e. outage of supply.Brown
out means dimness i.e. drop in voltage

Kindly give the brief explanations for checking 12.5 kvar 440V, 25 KVAR 440V, 12.5KVAR 690V, 25 KVAR 690V capacitors microfarad values. what is the microfarad values for the above four type of capacitors, and give the formula explanations briefly. I know F-50HZ, voltage, and capacitor.

1 Answers  

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what are the breakdown voltage rating of mini- curcuit'transfarmer!

0 Answers  

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dear all, How do i increase UPS (1000VA)backup time ? i have connected 2 12v wold you please 120 aH battery externally. ups charge the lead acid battery only 12.7 volt. backup time only 10.00 minuts and gose off. can any one of you help me?

1 Answers   Technomax, ups,

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how we explain parallel paths armature winding?

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why ht alternators gland plats using brass?

1 Answers   ONGC,

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Why donot sleep below the tree for night time?

12 Answers  

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what are the difference between AC lamp and DC lamp

0 Answers   Apollo,

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how to select the no. of brushes in a lap winding?

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How can we get electric power from lighting ?

3 Answers   TATA,

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What is the current carrying capacity of 1.5 rm and 2.5 rm cable

1 Answers   RFL,

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How can we choose the rating of submersible motors

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what is difference between 5A and 100A CT constructional wise and operation?

1 Answers  

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