What is the different between Earthing & grounding?

1 Answers  

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we want to feed 3 phase supply to 70 ton AC load.what will be the size of (3 phase)cable require.

2 Answers   BSES,

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what is AVR? what is the function of AVR?

2 Answers  

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advantage of motor design on higher power factor . normally motors are designed for .8 power factor. what is advantage of designing at .88 power factor

0 Answers  

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IC 741 is opampIC..moreover AND OR NOT ICs also have '74' in them.. why is that number specifically used?

1 Answers  

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fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be

0 Answers   NIC,

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In step down transformer (415/200V),mistakenly secondary side is connected to 415V for some hours, what would be result of this condition?

19 Answers   Essar, GAIL, Vizag Steel,

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What are the factor to be consider for CT selection in 132kV substation?

0 Answers   ABB,

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What happen if two protection core (3p) of VT in LAVT are 11kv/root3, 110v/root3 and one protection core (3p) is 11kv/root3, 110v/3

1 Answers  

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If you see the HRC fuse name plate. Its shown ampere rating shown which is in many KA (like 80KA and so on). any body explain what is meaning of this value?

7 Answers  

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what is the RESTART INHIBIT protection?

1 Answers   Thermax,

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What is the meaning of EDO in DG panels?

3 Answers   Bajaj,

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