Answer / k.prakashchandra

As negative VR takes place ,there will be a rise in voltage

Answer / rajeev democrat

1. voltage lead to the current and our electrical equipment not work properly.
2. Revolving m/c has revolving antidirection.

how i calculate the size in mm of the LT 4 core cable for 100 HP inductive motor pump

1 Answers  

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How can you limit the fault level in a power system?

1 Answers   Alfanar,

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how can we calculate that how much capacitor is needed for a system to increase the pf?

5 Answers  

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For 7.5kw star delta starter how to calculate 1. Mccb rating 2. Contactor rating 3. Over load relay rating

1 Answers   L&T, MAHINDRA,

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which electrical supply used for long distance traction 1.1-ph 22kv a.c 50hz 2.2-ph 22kv a.c 50 hz 3.dc vtg 4.1-ph 22kv 150 jhz

3 Answers   Power Grid,

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what will be the breaking capacity of MCCB of 1000kVA (6% Impedence) transformer? Voltage being 415V, Power Factor 0.8.

2 Answers   BPC,

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why for transformer protection we protect tranformer from 3rd hormonics and 5th hormonics and what is the reason of generating these horminics in electrical system?

2 Answers   Essar, LG, OPS,

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What is difference between 220v/50Hz & 120V/60Hz?

8 Answers  

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Why Neutral Earthing pits and body earthing is interconnected

3 Answers   Taj Group,

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how to calculate the over current rating of 3phase motor

2 Answers  

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In ups static switch if i gives the supply at output end it will open the circuit in stactic switch or not if it will open then how it operates.

0 Answers  

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Why is it not possible to operate a star-delta transformer in parallel with delta-delta transformer?

1 Answers  

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