why square root 2 is multiplied with line voltage in selection of LA ie 11/sqrtroot3=6.35 kv and it is multiplied with sqrt2 ie 6.35 KV*sqrt2=8.9 kv we will select 9kv.my question is why we are multiplying with sqrt 2?

1 Answers   KSPL,

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arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 Answers  

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What is meant by Low Resistance Cable and High Resistance Cable.

0 Answers  

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For 132 KV line, PT or CVT which is prefered for measuring & protection? is there any IS or IEE standard available?

1 Answers  

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How to measure current and voltage in an ELV circuit

0 Answers  

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What is the effect of pi controller on the system performance?

0 Answers  

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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what is the difference between 230v and 115v?

1 Answers   Bhushan Power Steel,

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difference between temperature sensor and temperature switch

3 Answers   ABB,

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For these 2 devices what their power ratings are ? 1) single phase : AC 220V & starting amps 3Amps (i.e. starting torque) and the stabilized amps 2A ... For deep freezer 2) single phase : AC 220V & starting amps 2.7Amps (i.e. including the starting torque of a CRT monitor) and the stabilized amps 1 Amps thanks

1 Answers  

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What is the Surge suppresor? Why using in a UDB's and How it works?

0 Answers  

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Why resistance is not measure in running conditions of motor

1 Answers   Falcon,

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