what is 'A' Check & 'B' Check ?

2 Answers  

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In Plug used in house,Why Earth of the plug more thicker & deeper?

8 Answers   L&T,

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what is significance of B-H curve? how it differs form ordinary transformers to Amorphous Transformer?

2 Answers   BARC,

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what is skin effect? why is it absentin dc system

22 Answers  

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what is the use of conservator in a transformer?

6 Answers   L&T, TATA, Tata Motors,

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Is it possible to measure the voltage of a battery from a single terminal?

0 Answers  

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what is the diffrence between preventive maintinance corrective maintinance?

7 Answers   Siemens,

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WHAT SHOULD BE THE MINIMUM IR VALUE FOR LV (380V) CABLES ACCORDING TO IEC/IEEE.

3 Answers  

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What is principal to reduce earth leakage current with isolation transformer? When isolation transformer is installed in input stage of system, earth leakage current is reduced. the reason is why the leakage current of 2nd stage of isolation transformer does not affect the 1st stage's leakage current. I would like to know the reason. As you know, earth leakage current is a kind of AC. So, How to reduce earth leakage current in case that isolation transformer is used?

2 Answers  

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for a machine R=130 KVA Y=132 KVA B=144 KVA Then what will be the total kva

3 Answers   ABB,

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which connection is there in a rotor of the motor

2 Answers   All Trades Electrical, HAL,

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how can we change the polarity of Alternating current rapidly? how frequency of ac can be controlled and changed easily?

0 Answers  

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