Answer / anik misra

Though selection of cable is totally depends on
distance,load and type of media.But as a thumb rule we can
cay that

For Cable, Amp Capacity of Cable = 4X Size of Cable (Sq.mm.)
so as per question approx.(80/4=20)20 Sq.mm. cable required.

wats the procedure to calculate no of batteries for ups?

1 Answers  

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if z transform lies in ROC then. a)system is stable b)inverse of system is stable c)both system and its inverse are stable.

1 Answers   CCP,

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what is mind in cable

0 Answers   BARC,

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What is the function of isolater

4 Answers   Getco, Gland Pharma,

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Whats meant by trivector meter where it is connected at the substation?

20 Answers   GPIL, Infosys, Jakson, L&T, Secure Meters,

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different between horse power and break horse power

2 Answers   Allied Group,

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pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

1 Answers   Essar,

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I have a reading off 1.5ohms at my mem my main c/b is rated at 40/6 amps in a domestic house and i was told to change it to a b curve c/b is this ok

0 Answers  

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why we test the core balance of the transformer?

1 Answers   Siemens,

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what are the industrail measures to over ferranti effect? how would the ferranti effect the power system if those remedial mearsure arent taken? how often does this effect occurs in real power system?

0 Answers  

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What is resolver and glass scale in CNC how they work?

0 Answers  

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In a circuit a capacitor (paper capacitor ) was burned due to over voltage in this case can we replace that type cappacitor with other tye capacitor ?

1 Answers  

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