Answer / v.venkata ramana

Batteries, are the one of the part of UPS ups are supplies
the continuous power to load. In substation control voltage
24v dc ti supplies the UPS

what is the diff between mcb and vcb

3 Answers  

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why bucholtz relay placed inclined in transformer?

1 Answers  

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what is the power factor of an inductive load ? (i) Zero (ii) Lagging (iii) Leading (iv) Unity

5 Answers  

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what is the defination of 'Mass' & 'Weight'

3 Answers  

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What are the different methods for calculating Short Circuit Curren?

3 Answers  

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How can determine cable size with respect to cable length and area in mm2

1 Answers  

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What core magnetic balance test of transformer? How to do this test in a three phase Star delta (star-LV, Delta-HV) transformer? How to measure and where to measure? thanks and regards Austin

22 Answers   Neutech, Power Grid, TSSPDCL,

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Q2). When 3 dice are simultaneously thrown, which of the following would be obtained? (a) Result 1: “A 5, a 3 and a 6” (b) Result 2:” A 5 three times” (c) Result 3:”A 5 twice and a 3” (d) All three results are equally likely. (Musigma Question)

2 Answers   Mu Sigma,

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What will be the effect of in HT XLPE 220 KV cable when one side of the Armour/cable ends are not grounded. Will there is difference between 3-phase voltages? like: if A. Both End of Cable grounded Phase Voltages:- V1=219 KV, v2=220 Kv, v3=220 KV. B. One End is grounded other is not: than Impact on Phase Voltages:- V1= KV, v2= Kv, v3= KV. Remain same or unchanged??

3 Answers   Jamshoro,

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How work of capacitor in dc supply...???

0 Answers  

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Single line diagram for dbb (double bus bar)system.

0 Answers   KSEB, L&T, Siemens,

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HOW TO CALCULATE S/C,O/C,E/F OF ACB.

0 Answers  

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